2005 Kia Optima Electrical Bulb & Socket Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

172 Electrical bulb & socket parts are listed for the 2005 Kia Optima, in 20 part types, covering both the 2.4L L4 and the 2.7L V6. Each one has a brand, a manufacturer part number and notes that say where it fits.

The bulb and socket system on the 2005 Kia Optima covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Fog / Driving Lamp Bulb (22 parts), Turn Signal Lamp Bulb (20 parts) and Headlamp Bulb (16 parts). The other 17 part types cover the remaining 114 parts.

Back Up / Reverse Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: all 2005 Optima engines 921LL
🇺🇸 US
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 921LL
Long LifeBase Type: W2.1x9.2dWattage: 17.90 W
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HELLA Fits: all 2005 Optima engines 921LL
🇺🇸 US
IncandescentLong Life
Fitment notes — HELLA 921LL
IncandescentLong LifeSocket Type Bulb: W2.1x9.5dLong Life
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WAGNER Fits: all 2005 Optima engines 921LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 921LL
Long LifeWedge Base17.920 WattBulb Type: T-5 Bulb 5/8 (16mm) Diameter
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 921ST
🇺🇸 US
Cool WhiteSilver Star
Fitment notes — SYLVANIA 921ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 17.90 W
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
WAGNER Fits: all 2005 Optima engines 921WLED
🇺🇸 US
LEDWhite
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 921
🇺🇸 US
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 921
IncandescentSocket Type Bulb: W2.1x9.5d
W16W
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HELLA Fits: all 2005 Optima engines 6418
🇺🇸 US
IncandescentSocket Type Bulb: SV8.5-8
Fitment notes — HELLA 6418
IncandescentSocket Type Bulb: SV8.5-8
C5W
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SYLVANIA Fits: all 2005 Optima engines 921
🇺🇸 US
Base Type: W2.1x9.2dWattage: 18.00 W
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WAGNER Fits: all 2005 Optima engines 921
🇺🇸 US
Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current)
Fitment notes — WAGNER 921
Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current)Wedge Base17.920 Watt
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This table covers the bulbs in the reverse lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Brake Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: all 2005 Optima engines 2357LL
🇺🇸 US
Base Type: BAY15DLong Life
Fitment notes — SYLVANIA 2357LL
Base Type: BAY15DLong LifeWattage: 8.30 W
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WAGNER Fits: all 2005 Optima engines 2357LL
🇺🇸 US
Long LifeSecondary Voltage: 14.000 Volts (Direct Current)
Fitment notes — WAGNER 2357LL
Long LifeSecondary Voltage: 14.000 Volts (Direct Current)Double Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 2357RSL
🇺🇸 US
LED
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SYLVANIA Fits: all 2005 Optima engines 2357SL
🇺🇸 US
LED
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Standard Replacement

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: all 2005 Optima engines 2357
🇺🇸 US
Base Type: BAY15DWattage: 28.50 W
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GM GENUINE Fits: all 2005 Optima engines L2357
🇺🇸 US 🇨🇦 CA
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HELLA Fits: all 2005 Optima engines 2357
🇺🇸 US
IncandescentBulb Material Color: Clear
Fitment notes — HELLA 2357
IncandescentBulb Material Color: Clear29/8WSocket Type Bulb: BAY15D
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WAGNER Fits: all 2005 Optima engines 2357
🇺🇸 US
Double Contact Index Base28.540 Watt
Fitment notes — WAGNER 2357
Double Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
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This table covers the bulbs in the stop lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Brake Light Bulb - High Mount

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 921LL
🇺🇸 US
IncandescentLong Life
Fitment notes — HELLA 921LL
IncandescentLong LifeSocket Type Bulb: W2.1x9.5dLong Life
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SYLVANIA Fits: all 2005 Optima engines 921LL
🇺🇸 US
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 921LL
Long LifeBase Type: W2.1x9.2dWattage: 17.90 W
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WAGNER Fits: all 2005 Optima engines 921LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 921LL
Long LifeWedge Base17.920 WattBulb Type: T-5 Bulb 5/8 (16mm) Diameter
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 921ST
🇺🇸 US
Cool WhiteSilver Star
Fitment notes — SYLVANIA 921ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 17.90 W
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 921LED65K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 6500K. For Cooler Ambient LightingSocket Type Bulb: SV8.5-8
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HELLA Fits: all 2005 Optima engines 921LED5K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 5000KSocket Type Bulb: SV8.5-8
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 921
🇺🇸 US
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 921
IncandescentSocket Type Bulb: W2.1x9.5d
W16W
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SYLVANIA Fits: all 2005 Optima engines 921
🇺🇸 US
Base Type: W2.1x9.2dWattage: 18.00 W
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WAGNER Fits: all 2005 Optima engines 921
🇺🇸 US
Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current)
Fitment notes — WAGNER 921
Bulb Type: T-5 Bulb 5/8 (16mm) DiameterVoltage: 12.800 Volts (Direct Current)Wedge Base17.920 Watt
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This table covers the bulbs in the high-mount stop lamp. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.

Dome Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
WAGNER Popular Fits: all 2005 Optima engines 12100LL
🇺🇸 US
Long LifeSV8.5 Base
Fitment notes — WAGNER 12100LL
Long LifeSV8.5 Base10.010 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
DORMAN Fits: all 2005 Optima engines 6461WSMD
🇺🇸 US
Bulb Type 6461
Fitment notes — DORMAN 6461WSMD
Bulb Type 6461
Wattage: 1.44 WBulb Material Color:
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WAGNER Fits: all 2005 Optima engines DE3175WLED
🇺🇸 US
LEDWhite
Fitment notes — WAGNER DE3175WLED
LEDWhiteLED
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Standard Replacement

Brand Part Number Markets Notes Buy
WAGNER Popular Fits: all 2005 Optima engines 12100
🇺🇸 US
SV8.5 Base10.010 Watt
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PHILIPS Fits: all 2005 Optima engines 12854
🇺🇸 US
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SYLVANIA Fits: all 2005 Optima engines 6461
🇺🇸 US
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This table covers the bulbs in the dome lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Door Panel Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 168LL
Long LifeBase Type: W2.1x9.2dWattage: 4.90 W
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WAGNER Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 168LL
Long LifeWedge Base4.900 Watt
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 168ST
🇺🇸 US
Cool WhiteSilver Star
Fitment notes — SYLVANIA 168ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 4.90 W
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 921LED5K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 5000KSocket Type Bulb: SV8.5-8
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HELLA Fits: all 2005 Optima engines 921LED65K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 6500K. For Cooler Ambient LightingSocket Type Bulb: SV8.5-8
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SYLVANIA Fits: all 2005 Optima engines 168SL
🇺🇸 US
LEDCool White
Fitment notes — SYLVANIA 168SL
LEDCool WhiteBase Type: W2.1x9.5dWattage: 0.50 W
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WAGNER Fits: all 2005 Optima engines T10LED
🇺🇸 US
Tru View PLUS LED
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 168
🇺🇸 US
IncandescentSocket Type Bulb: W2.1x9.5d
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WAGNER Popular Fits: all 2005 Optima engines 168
🇺🇸 US
Wedge Base4.900 Watt
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SYLVANIA Fits: all 2005 Optima engines 168
🇺🇸 US
Base Type: W2.1x9.2dWattage: 4.90 W
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This table covers the replacement bulbs for the Door Panel Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Fog / Driving Lamp Bulb

Blue-Coated (stylish, bright-white look)

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines H71070367
🇺🇸 US
Extreme WhiteHalogen
Fitment notes — HELLA H71070367
Extreme WhiteHalogenSocket Type Bulb: P20D
FrontHigh Watt
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Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 9006LL
🇺🇸 US
HalogenSocket Type Bulb: P22D
Fitment notes — HELLA 9006LL
HalogenSocket Type Bulb: P22DLong Life
FrontHB4
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 9006P50
🇺🇸 US
HalogenPerformance 50+
Fitment notes — HELLA 9006P50
HalogenPerformance 50+Socket Type Bulb: P22D
FrontHB4
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WAGNER Popular Fits: all 2005 Optima engines 9006BLX
🇺🇸 US
P22D Base55.000 Watt
Fitment notes — WAGNER 9006BLX
P22D Base55.000 Watt80% More Light
FrontHalogen
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HELLA Fits: all 2005 Optima engines 900680W
🇺🇸 US
HalogenSocket Type Bulb: PG13 or Socket Type Bulb: P22D
Fitment notes — HELLA 900680W
HalogenSocket Type Bulb: PG13 or Socket Type Bulb: P22D80 Watt
FrontHB4
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HELLA Fits: all 2005 Optima engines 900620
🇺🇸 US
HalogenSocket Type Bulb: P22D
Fitment notes — HELLA 900620
HalogenSocket Type Bulb: P22DUp to 100% More Light
FrontHB4
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SYLVANIA Fits: all 2005 Optima engines 9006XV
🇺🇸 US
Xtra VisionColor Temperature: 3200 KV
Fitment notes — SYLVANIA 9006XV
Xtra VisionColor Temperature: 3200 KVBase Type: P22DWattage: 55.00 WFront
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SYLVANIA Fits: all 2005 Optima engines 9006SU
🇺🇸 US
Silver Star UltraColor Temperature: 4100 KV
Fitment notes — SYLVANIA 9006SU
Silver Star UltraColor Temperature: 4100 KVBase Type: P22DWattage: 55.00 WFront
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SYLVANIA Fits: all 2005 Optima engines 9006ST
🇺🇸 US
Color Temperature: 4000 KVSilver Star
Fitment notes — SYLVANIA 9006ST
Color Temperature: 4000 KVSilver StarBase Type: P22DWattage: 55.00 WFront
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SYLVANIA Fits: all 2005 Optima engines 9006SZG
🇺🇸 US
Silver Star zXe GOLDColor Temperature: 4200 KV
Fitment notes — SYLVANIA 9006SZG
Silver Star zXe GOLDColor Temperature: 4200 KVBase Type: P22DWattage: 55.00 WExtra White LightFront
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WAGNER Fits: all 2005 Optima engines 9006TVX
🇺🇸 US
P22D Base55.000 Watt
Fitment notes — WAGNER 9006TVX
P22D Base55.000 WattHID Look
FrontHalogen
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 9006LEDSP
🇺🇸 US
LEDBase Type: P22D
Fitment notes — SYLVANIA 9006LEDSP
LEDBase Type: P22DWattage: 13 WFront
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SYLVANIA Fits: all 2005 Optima engines 9006SL
🇺🇸 US
LED
Fitment notes — SYLVANIA 9006SL
LED
Front
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SYLVANIA Fits: all 2005 Optima engines 9006LEDHP
🇺🇸 US
LED ULTRABase Type: P22D
Fitment notes — SYLVANIA 9006LEDHP
LED ULTRABase Type: P22DWattage: 20 WFront
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WAGNER Fits: all 2005 Optima engines 9006LED
🇺🇸 US
LED
Fitment notes — WAGNER 9006LED
LED
FrontFor Use with Fog Light
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Reduced Glare (for rain, fog, snow, or rural driving)

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 9006YL
🇺🇸 US
Halogen2900K
Fitment notes — HELLA 9006YL
Halogen2900KSocket Type Bulb: P22D
FrontHB42900K
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 9006
🇺🇸 US
HalogenSocket Type Bulb: P22D or Socket Type Bulb: PG13
Fitment notes — HELLA 9006
HalogenSocket Type Bulb: P22D or Socket Type Bulb: PG13
FrontHB4
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SYLVANIA Popular Fits: all 2005 Optima engines 9006
🇺🇸 US
Base Type: P22DWattage: 55.00 W
Fitment notes — SYLVANIA 9006
Base Type: P22DWattage: 55.00 WFront
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WAGNER Popular Fits: all 2005 Optima engines 9006
🇺🇸 US
Voltage: 12.800 Volts (Direct Current)Right Angle Special Base
Fitment notes — WAGNER 9006
Voltage: 12.800 Volts (Direct Current)Right Angle Special Base55.000 Watt
FrontHalogen
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GM GENUINE Fits: all 2005 Optima engines 9006
🇺🇸 US 🇨🇦 CA
2 Prong Connector
Fitment notes — GM GENUINE 9006
2 Prong Connector
FrontFor Fog Use Only
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PILOT AUTOMOTIVE Fits: all 2005 Optima engines WIH1XP
🇺🇸 US 🇨🇦 CA
Exterior Bulbs, Fog Light
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PILOT AUTOMOTIVE Fits: all 2005 Optima engines XBH1B
🇺🇸 US 🇨🇦 CA
Driving And Fog LightFOG LIGHT
Fitment notes — PILOT AUTOMOTIVE XBH1B
Driving And Fog LightFOG LIGHTSTDH1 APP 12V 55WXENON FOG LAMP BULBEXTERIOR BULBS
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This table covers the bulbs in the fog and driving lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Fog / Driving Lamp Socket

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: all 2005 Optima engines LWH110
🇺🇸 US
Blue StreakHigh Temperature
Fitment notes — STANDARD MOTOR PRODUCTS LWH110
Blue StreakHigh Temperature
with H1 or H3 BulbWiring Harness
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WELLS Fits: all 2005 Optima engines 1P3543
🇺🇸 US
Used with H1, H3 BulbWiring Harness
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This table covers the sockets that hold a Fog / Driving Lamp bulb. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket.

Glove Box Light Bulb

Brand Part Number Markets Notes Buy
PHILIPS Fits: all 2005 Optima engines 74
🇺🇸 US
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This table covers the bulbs in the glove-box lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Headlamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines H7LL
🇺🇸 US
HalogenSocket Type Bulb: PX26D
Fitment notes — HELLA H7LL
HalogenSocket Type Bulb: PX26DLong Life
Fits:
Low Beamor High Beam
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SYLVANIA Fits: all 2005 Optima engines H7LL
🇺🇸 US
Long Life
Fitment notes — SYLVANIA H7LL
Long Life
Fits:
Low Beamor High Beam
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WAGNER Fits: all 2005 Optima engines 1255H7LL
🇺🇸 US
Long Life
Fitment notes — WAGNER 1255H7LL
Long Life
Fits:
High BeamHalogen Capsul
or:
Low BeamHalogen Capsule
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines H7P50
🇺🇸 US
HalogenPerformance 50+
Fitment notes — HELLA H7P50
HalogenPerformance 50+Socket Type Bulb: PX26D
Fits:
Low Beamor High Beam
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SYLVANIA Fits: all 2005 Optima engines H7XV
🇺🇸 US
Xtra VisionColor Temperature: 3200 KV
Fitment notes — SYLVANIA H7XV
Xtra VisionColor Temperature: 3200 KVBase Type: PX26DWattage: 55.00 W
Fits:
Low Beamor High Beam
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SYLVANIA Fits: all 2005 Optima engines H7ST
🇺🇸 US
Color Temperature: 4000 KVSilver Star
Fitment notes — SYLVANIA H7ST
Color Temperature: 4000 KVSilver StarBase Type: PX26DWattage: 55.00 W
Fits:
Low Beamor High Beam
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SYLVANIA Fits: all 2005 Optima engines H7SU
🇺🇸 US
Silver Star UltraColor Temperature: 4100 KV
Fitment notes — SYLVANIA H7SU
Silver Star UltraColor Temperature: 4100 KVBase Type: PX26DWattage: 55.00 W
Fits:
Low Beamor High Beam
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SYLVANIA Fits: all 2005 Optima engines H7SZG
🇺🇸 US
Silver Star zXe GOLDColor Temperature: 4200 KV
Fitment notes — SYLVANIA H7SZG
Silver Star zXe GOLDColor Temperature: 4200 KVBase Type: PX26DWattage: 55.00 WExtra White Light
Fits:
Low Beamor High Beam
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WAGNER Fits: all 2005 Optima engines H7TVX
🇺🇸 US
Truview PlusPX26D Base
Fitment notes — WAGNER H7TVX
Truview PlusPX26D Base55.000 WattHID Look
Fits:
Low Beamor High Beam
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WAGNER Fits: all 2005 Optima engines H7BLX
🇺🇸 US
BritelitePX26D Base
Fitment notes — WAGNER H7BLX
BritelitePX26D Base55.000 Watt80% More Light
Fits:
Low Beamor High Beam
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Reduced Glare (for rain, fog, snow, or rural driving)

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines H71070702
🇺🇸 US
Extreme YellowHalogen
Fitment notes — HELLA H71070702
Extreme YellowHalogenSocket Type Bulb: PX26D
Fits:
Low Beamor High Beam
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HELLA Fits: all 2005 Optima engines H7YL
🇺🇸 US
Halogen2900K
Fitment notes — HELLA H7YL
Halogen2900KSocket Type Bulb: PX26D
Fits:
Low Beamor High Beam
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines H7
🇺🇸 US
HalogenSocket Type Bulb: PX26D
Fitment notes — HELLA H7
HalogenSocket Type Bulb: PX26D
Fits:
Low Beamor High Beam
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WAGNER Popular Fits: all 2005 Optima engines 1255H7
🇺🇸 US
Fits High BeamHalogen Capsul
Fitment notes — WAGNER 1255H7
Fits:
High BeamHalogen Capsul
or:
Low BeamHalogen Capsule
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SYLVANIA Fits: all 2005 Optima engines H7
🇺🇸 US
Base Type: PX26DWattage: 55.00 W
Fitment notes — SYLVANIA H7
Base Type: PX26DWattage: 55.00 W
Fits:
Low Beamor High Beam
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WAGNER Fits: all 2005 Optima engines 2475H7
🇺🇸 US
Fits High Beam24 Volt
Fitment notes — WAGNER 2475H7
Fits:
High Beam24 VoltHalogenor Low Beam24 VoltHalogen
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This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.

Headlamp Socket

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: all 2005 Optima engines 84717
🇺🇸 US
H7 Bulbwith Straight Connector
Fitment notes — DORMAN 84717
H7 Bulbwith Straight Connector
Bulb H7
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STANDARD MOTOR PRODUCTS Popular Fits: all 2005 Optima engines S900
🇺🇸 US
Connector Shape: Rectangleblack
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DORMAN Fits: all 2005 Optima engines 90802
🇺🇸 US
Bulb H7Ceramic Socket
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STANDARD MOTOR PRODUCTS Fits: all 2005 Optima engines HP4355
🇺🇸 US
Handy PackBlack
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WELLS Fits: all 2005 Optima engines 1P3538
🇺🇸 US
High Beam, High Temperature Bulb HarnessUsed with H7 Bulb
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WELLS Fits: all 2005 Optima engines 1P1444
🇺🇸 US
Terminal Gender: Female
Fitment notes — WELLS 1P1444
Terminal Gender: Female
Low Beam
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This table covers the sockets that hold a headlamp bulb in the housing. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket.

LED Bulb Adapter

Brand Part Number Markets Notes Buy
WAGNER Fits: all 2005 Optima engines CB900590069012
🇺🇸 US
LEDFor 9005 / 9006 / 9012 Bulb
Fitment notes — WAGNER CB900590069012
LEDFor 9005 / 9006 / 9012 Bulb
with LED Bulb
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This table covers the LED Bulb adapters.

License Plate Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 168LL
🇺🇸 US
IncandescentLong Life
Fitment notes — HELLA 168LL
IncandescentLong LifeSocket Type Bulb: W2.1x9.5dLong Life
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SYLVANIA Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 168LL
Long LifeBase Type: W2.1x9.2dWattage: 4.90 W
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WAGNER Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 168LL
Long LifeWedge Base4.900 Watt
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 168ST
🇺🇸 US
Cool WhiteSilver Star
Fitment notes — SYLVANIA 168ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 4.90 W
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 921LED65K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 6500K. For Cooler Ambient LightingSocket Type Bulb: SV8.5-8
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Amazon
HELLA Fits: all 2005 Optima engines 921LED5K
🇺🇸 US
LED Miniature Bulb with Color Temperature of 5000KSocket Type Bulb: SV8.5-8
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 168SL
🇺🇸 US
LEDCool White
Fitment notes — SYLVANIA 168SL
LEDCool WhiteBase Type: W2.1x9.5dWattage: 0.50 W
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 168
🇺🇸 US
IncandescentSocket Type Bulb: W2.1x9.5d
View on
Amazon
WAGNER Popular Fits: all 2005 Optima engines 168
🇺🇸 US
Wedge Base4.900 Watt
View on
Amazon
GM GENUINE Fits: all 2005 Optima engines L168
🇺🇸 US 🇨🇦 CA
Bulb Technology: IncandescentHeight: 2 in
Fitment notes — GM GENUINE L168
Bulb Technology: IncandescentHeight: 2 inTerminal Type: SpadeWattage: 5 WWidth: 2 in
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SYLVANIA Fits: all 2005 Optima engines 168
🇺🇸 US
Base Type: W2.1x9.2dWattage: 4.90 W
View on
Amazon

This table covers the bulbs that light the license plate. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Map / Reading Light Bulb

HID (intense white light)

Brand Part Number Markets Notes Buy
PHILIPS Popular Fits: all 2005 Optima engines DE3423LL
🇺🇸 US
Longer Life
Fitment notes — PHILIPS DE3423LL
Longer Life
Frontfor Vehicle with Sunroof
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines H10W
🇺🇸 US
HalogenHella Certified
Fitment notes — HELLA H10W
HalogenHella Certified100 WattSocket Type Bulb: BA9S
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Amazon
HELLA Fits: all 2005 Optima engines H5W
🇺🇸 US
HalogenSocket Type Bulb: BA9S
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 64113
🇺🇸 US
View on
Amazon
WAGNER Fits: all 2005 Optima engines 17136
🇺🇸 US
Medium Standard Miniature Lamp
Fitment notes — WAGNER 17136
Medium Standard Miniature Lamp
with Sunroof
View on
Amazon
WAGNER Fits: all 2005 Optima engines 47830
🇺🇸 US
BA9S Base5.000 Watt
View on
Amazon
Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 64111
🇺🇸 US
View on
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This table covers the bulbs in the map / reading lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Parking Brake Warning Light Bulb

Brand Part Number Markets Notes Buy
PEAK Fits: all 2005 Optima engines 2357
🇺🇸 US 🇨🇦 CA
Stop LightBulb
Fitment notes — PEAK 2357
Stop LightBulbProfessional Box
View on
Amazon
PHILIPS Fits: all 2005 Optima engines 2357
🇺🇸 US 🇨🇦 CA
Stop LightStandard
View on
Amazon
PILOT AUTOMOTIVE Fits: all 2005 Optima engines PL2357PK
🇺🇸 US 🇨🇦 CA
Stop LightExterior Bulbs, Standard
Fitment notes — PILOT AUTOMOTIVE PL2357PK
Stop LightExterior Bulbs, Standard10 PackCompare with Original
View on
Amazon

This table covers the replacement bulbs for the Parking Brake Warning Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Parking Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 2357ALL
🇺🇸 US
Long LifeAmber
Fitment notes — SYLVANIA 2357ALL
Long LifeAmberBase Type: BAY15DWattage: 8.30 W
View on
Amazon
WAGNER Fits: all 2005 Optima engines 2357NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 2357NALL
Long LifeNatural AmberDouble Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
View on
Amazon

LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 2357ASL
🇺🇸 US
LED
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 2357NA
🇺🇸 US
IncandescentBulb Material Color: Amber
Fitment notes — HELLA 2357NA
IncandescentBulb Material Color: Amber29/8WSocket Type Bulb: BAY15D
View on
Amazon
SYLVANIA Popular Fits: all 2005 Optima engines 2357A
🇺🇸 US
Amber
View on
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GM GENUINE Fits: all 2005 Optima engines L2357NA
🇺🇸 US 🇨🇦 CA
Natural Amber
View on
Amazon
WAGNER Fits: all 2005 Optima engines 2357NA
🇺🇸 US
Natural AmberDouble Contact Index Base
Fitment notes — WAGNER 2357NA
Natural AmberDouble Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
View on
Amazon

This table covers the bulbs in the parking lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Side Marker Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 168LL
🇺🇸 US
IncandescentLong Life
Fitment notes — HELLA 168LL
IncandescentLong LifeSocket Type Bulb: W2.1x9.5dLong LifeFront
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SYLVANIA Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 168LL
Long LifeBase Type: W2.1x9.2dWattage: 4.90 W
Fits:
Rear
or:
Front
View on
Amazon
WAGNER Fits: all 2005 Optima engines 168LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 168LL
Long LifeWedge Base4.900 Watt
Fits:
Rear
or:
Front
View on
Amazon

Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 168ST
🇺🇸 US
Cool WhiteSilver Star
Fitment notes — SYLVANIA 168ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 4.90 W
Fits:
Rear
or:
Front
View on
Amazon

LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 168SL
🇺🇸 US
LEDCool White
Fitment notes — SYLVANIA 168SL
LEDCool WhiteBase Type: W2.1x9.5dWattage: 0.50 W
Fits:
Rear
or:
Front
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 168
🇺🇸 US
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 168
IncandescentSocket Type Bulb: W2.1x9.5d
Fits:
Rear
or:
Front
View on
Amazon
WAGNER Popular Fits: all 2005 Optima engines 168
🇺🇸 US
Wedge Base4.900 Watt
Fitment notes — WAGNER 168
Wedge Base4.900 Watt
Fits:
Rear
or:
Front
View on
Amazon
GM GENUINE Fits: all 2005 Optima engines L168
🇺🇸 US 🇨🇦 CA
Bulb Technology: IncandescentHeight: 2 in
Fitment notes — GM GENUINE L168
Bulb Technology: IncandescentHeight: 2 inTerminal Type: SpadeWattage: 5 WWidth: 2 in
Fits:
Rear
or:
Front
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 168
🇺🇸 US
Base Type: W2.1x9.2dWattage: 4.90 W
Fitment notes — SYLVANIA 168
Base Type: W2.1x9.2dWattage: 4.90 W
Fits:
Rear
or:
Front
View on
Amazon

This table covers the bulbs in the side-marker lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Step / Courtesy Light Bulb

Brand Part Number Markets Notes Buy
GM GENUINE Fits: all 2005 Optima engines L168
🇺🇸 US 🇨🇦 CA
Bulb Technology: IncandescentHeight: 2 in
Fitment notes — GM GENUINE L168
Bulb Technology: IncandescentHeight: 2 inTerminal Type: SpadeWattage: 5 WWidth: 2 in
View on
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PEAK Fits: all 2005 Optima engines 168
🇺🇸 US 🇨🇦 CA
Step or Courtesy LightInterior Door Light Bulb
Fitment notes — PEAK 168
Step or Courtesy LightInterior Door Light BulbProfessional BoxExcept Exterior Bulbs
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This table covers the bulbs in the step and courtesy lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Tail Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: all 2005 Optima engines 2357LL
🇺🇸 US
Base Type: BAY15DLong Life
Fitment notes — SYLVANIA 2357LL
Base Type: BAY15DLong LifeWattage: 8.30 W
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WAGNER Fits: all 2005 Optima engines 2357LL
🇺🇸 US
Long LifeSecondary Voltage: 14.000 Volts (Direct Current)
Fitment notes — WAGNER 2357LL
Long LifeSecondary Voltage: 14.000 Volts (Direct Current)Double Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: all 2005 Optima engines 2357
🇺🇸 US
Base Type: BAY15DWattage: 28.50 W
View on
Amazon
GM GENUINE Fits: all 2005 Optima engines L2357
🇺🇸 US 🇨🇦 CA
View on
Amazon
HELLA Fits: all 2005 Optima engines 2357
🇺🇸 US
IncandescentBulb Material Color: Clear
Fitment notes — HELLA 2357
IncandescentBulb Material Color: Clear29/8WSocket Type Bulb: BAY15D
View on
Amazon
PHILIPS Fits: all 2005 Optima engines 2357
🇺🇸 US 🇨🇦 CA
Tail LightStandard
View on
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PILOT AUTOMOTIVE Fits: all 2005 Optima engines PL2357PK
🇺🇸 US 🇨🇦 CA
Exterior Bulbs, Standard10 Pack
Fitment notes — PILOT AUTOMOTIVE PL2357PK
Exterior Bulbs, Standard10 PackCompare with Original
View on
Amazon
WAGNER Fits: all 2005 Optima engines 2357
🇺🇸 US
Double Contact Index Base28.540 Watt
Fitment notes — WAGNER 2357
Double Contact Index Base28.540 WattSecondary Wattage: 8.260 Watt
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Amazon

This table covers the bulbs in the tail lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Trunk / Cargo Area Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Fits: all 2005 Optima engines 6418LL
🇺🇸 US
Long LifeBase Type: Festoon
Fitment notes — SYLVANIA 6418LL
Long LifeBase Type: FestoonWattage: 5.00 W
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Amazon
WAGNER Fits: all 2005 Optima engines 11005LL
🇺🇸 US
Long LifeSV8.5 Base
Fitment notes — WAGNER 11005LL
Long LifeSV8.5 Base5.070 Watt
View on
Amazon

HID (intense white light)

Brand Part Number Markets Notes Buy
PHILIPS Fits: all 2005 Optima engines DE3423LL
🇺🇸 US
Longer Life
Fitment notes — PHILIPS DE3423LL
Longer Life
with Bulb DE3423
View on
Amazon

LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
DORMAN Fits: all 2005 Optima engines 6461WSMD
🇺🇸 US
Bulb Type 6461
Fitment notes — DORMAN 6461WSMD
Bulb Type 6461
Wattage: 1.44 WLight Color:
View on
Amazon
HELLA Fits: all 2005 Optima engines 6418LED65K
🇺🇸 US
LEDSocket Type Bulb: SV8.5-8
Fitment notes — HELLA 6418LED65K
LEDSocket Type Bulb: SV8.5-8
C5W6500K
View on
Amazon
HELLA Fits: all 2005 Optima engines 6418LED5K
🇺🇸 US
Socket Type Bulb: SV8.5-8
Fitment notes — HELLA 6418LED5K
Socket Type Bulb: SV8.5-8
LED Retrofit5000K
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 6418SL
🇺🇸 US
LEDCool White
Fitment notes — SYLVANIA 6418SL
LEDCool WhiteBase Type: C5WWattage: 0.50 W
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 6418LED
🇺🇸 US
ZEVOCool White
Fitment notes — SYLVANIA 6418LED
ZEVOCool WhiteBase Type: C5WWattage: 1.00 W
View on
Amazon
WAGNER Fits: all 2005 Optima engines 6418WLED
🇺🇸 US
LED1.16 Watt
Fitment notes — WAGNER 6418WLED
LED1.16 WattWhiteLED
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 6418
🇺🇸 US
IncandescentSocket Type Bulb: SV8.5-8
Fitment notes — HELLA 6418
IncandescentSocket Type Bulb: SV8.5-8
C5W
View on
Amazon
PHILIPS Popular Fits: all 2005 Optima engines 12844
🇺🇸 US 🇨🇦 CA
Trunk Light
View on
Amazon
WAGNER Popular Fits: all 2005 Optima engines 11005
🇺🇸 US
Bulb Type: T-4 Bulb 1/2 (13mm) DiameterSV8.5 Base
Fitment notes — WAGNER 11005
Bulb Type: T-4 Bulb 1/2 (13mm) DiameterSV8.5 Base5.070 Watt
View on
Amazon
PILOT AUTOMOTIVE Fits: all 2005 Optima engines PL6418PK
🇺🇸 US 🇨🇦 CA
Trunk LightExcept EXTERIOR BULBS,STANDARD
Fitment notes — PILOT AUTOMOTIVE PL6418PK
Trunk LightExcept EXTERIOR BULBS,STANDARDCOMPARE withoutRIGINAL
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 6418
🇺🇸 US
Base Type: SVWattage: 5.00 W
View on
Amazon
WAGNER Fits: all 2005 Optima engines 17136
🇺🇸 US
Medium Standard Miniature Lamp
View on
Amazon

This table covers the bulbs in the trunk or cargo-area lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Turn Signal Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: all 2005 Optima engines 1156LL
🇺🇸 US
IncandescentSocket Type Bulb: BA15S
Fitment notes — HELLA 1156LL
IncandescentSocket Type Bulb: BA15SLong LifeRear
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 1156ALL
🇺🇸 US
Long LifeAmber
Fitment notes — SYLVANIA 1156ALL
Long LifeAmberBase Type: BA15SWattage: 26.90 WRear
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 2357ALL
🇺🇸 US
Long LifeAmber
Fitment notes — SYLVANIA 2357ALL
Long LifeAmberBase Type: BAY15DWattage: 8.30 WFront
View on
Amazon
WAGNER Fits: all 2005 Optima engines 1156NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 1156NALL
Long LifeNatural AmberSingle Contact Bayonet Base26.880 WattRear
View on
Amazon
WAGNER Fits: all 2005 Optima engines 2357NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 2357NALL
Long LifeNatural AmberDouble Contact Index Base28.540 WattSecondary Wattage: 8.260 WattFront
View on
Amazon

LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: all 2005 Optima engines 1156WSMD
🇺🇸 US
Bulb Type 11563.6 Watt
Fitment notes — DORMAN 1156WSMD
Bulb Type 11563.6 WattRear
View on
Amazon
PHILIPS Fits: all 2005 Optima engines 1156ALED
🇺🇸 US
Ultinon LEDAmber
Fitment notes — PHILIPS 1156ALED
Ultinon LEDAmberRear
View on
Amazon
PILOT AUTOMOTIVE Fits: all 2005 Optima engines LI1156A
🇺🇸 US 🇨🇦 CA
RearEXTERIOR BULBS,STANDARD - 1156 AMBER LED (2216)
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WAGNER Fits: all 2005 Optima engines 1156NALED
🇺🇸 US
Natural AmberLED
Fitment notes — WAGNER 1156NALED
Natural AmberLEDRear
View on
Amazon
WAGNER Fits: all 2005 Optima engines 1156RLED
🇺🇸 US
LEDRed
Fitment notes — WAGNER 1156RLED
LEDRedRear
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: all 2005 Optima engines 2357NA
🇺🇸 US
IncandescentBulb Material Color: Amber
Fitment notes — HELLA 2357NA
IncandescentBulb Material Color: Amber29/8WSocket Type Bulb: BAY15DFront
View on
Amazon
SYLVANIA Popular Fits: all 2005 Optima engines 2357A
🇺🇸 US
Amber
Fitment notes — SYLVANIA 2357A
Amber
Front
View on
Amazon
WAGNER Popular Fits: all 2005 Optima engines 1156NA
🇺🇸 US
Natural AmberSingle Contact Bayonet Base
Fitment notes — WAGNER 1156NA
Natural AmberSingle Contact Bayonet Base26.880 WattRear
View on
Amazon
FAMOUS BRAND Fits: all 2005 Optima engines BLB1156NA
🇺🇸 US 🇨🇦 CA
Rear26.9 Watt, Amber, Single Contact Bayonet Base
Fitment notes — FAMOUS BRAND BLB1156NA
Rear26.9 Watt, Amber, Single Contact Bayonet BaseBulb
View on
Amazon
GM GENUINE Fits: all 2005 Optima engines L2357NA
🇺🇸 US 🇨🇦 CA
Natural Amber
Fitment notes — GM GENUINE L2357NA
Natural Amber
Front
View on
Amazon
HELLA Fits: all 2005 Optima engines 1156NA
🇺🇸 US
IncandescentBrightness: 24.0 CP
Fitment notes — HELLA 1156NA
IncandescentBrightness: 24.0 CPNatural AmberSocket Type Bulb: BA15SRear
View on
Amazon
PHILIPS Fits: all 2005 Optima engines 1156NA
🇺🇸 US 🇨🇦 CA
Natural Amber
Fitment notes — PHILIPS 1156NA
Natural Amber
RearStandard
View on
Amazon
PILOT AUTOMOTIVE Fits: all 2005 Optima engines PL2357APK
🇺🇸 US 🇨🇦 CA
Fits FrontExterior Bulbs,Standard
Fitment notes — PILOT AUTOMOTIVE PL2357APK
Fits:
FrontExterior Bulbs,Standard10 PackCompare with Originalor Exterior Bulbs, Standard10 PackCompare with Original
View on
Amazon
SYLVANIA Fits: all 2005 Optima engines 1156A
🇺🇸 US
Amber
Fitment notes — SYLVANIA 1156A
Amber
Rear
View on
Amazon
WAGNER Fits: all 2005 Optima engines 2357NA
🇺🇸 US
Natural AmberDouble Contact Index Base
Fitment notes — WAGNER 2357NA
Natural AmberDouble Contact Index Base28.540 WattSecondary Wattage: 8.260 WattFront
View on
Amazon

This table covers the bulbs in the turn-signal lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.

Buying Electrical Bulb & Socket Parts for a 2005 Kia Optima

On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.

  • You do not need to pick an engine: every electrical bulb & socket part on this page fits both the 2.4L L4 and the 2.7L V6.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Fog / Driving Lamp Bulb and Turn Signal Lamp Bulb .

Frequently Asked Questions

How many electrical bulb & socket parts fit the 2005 Kia Optima?

Our catalog currently lists 172 electrical bulb & socket parts for the 2005 Kia Optima across 20 subcategories and 11 brands, covering both the 2.4L L4 and the 2.7L V6. Each part is matched to the engine(s) it fits.

Do electrical bulb & socket parts differ between 2005 Kia Optima engines?

No. On this page every electrical bulb & socket part fits both the 2.4L L4 and the 2.7L V6. You do not need to pick an engine to choose the right row — use the notes for position and trim.

What are the signs of electrical bulb & socket problems on a 2005 Kia Optima?

Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2005 Kia Optima was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 2005 Kia Optima?

Every part on this page already fits both the 2.4L L4 and the 2.7L V6. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2005 Kia Optima

Electrical Bulb & Socket Parts for Other Kia Optima Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.