2015 Acura RLX Electrical Bulb & Socket Parts

Engine:

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

60 Electrical bulb & socket parts are listed for the 2015 Acura RLX, in 9 part types, covering both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. Each one has a brand, a manufacturer part number and notes that say where it fits.

On the 2015 Acura RLX, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. Most of the listed parts are Turn Signal Lamp Bulb (15 parts), Trunk / Cargo Area Light Bulb (10 parts) and Parking Lamp Bulb (9 parts). The other 6 part types cover the remaining 26 parts.

Back Up / Reverse Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: 3.5L V6 921LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 921LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 921ST
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 921WLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LEDWhite
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 3.5L V6 921
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 921
IncandescentSocket Type Bulb: W2.1x9.5d
W16W
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SYLVANIA Fits: 3.5L V6 921
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Base Type: W2.1x9.2dWattage: 18.00 W
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WAGNER Fits: 3.5L V6 921
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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.

Door Panel Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 158LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 158LL
Long LifeBase Type: W2.1x9.2dWattage: 3.40 W
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WAGNER Fits: 3.5L V6 158LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long Life
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 3.5L V6 921LED5K
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 158
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 158
IncandescentSocket Type Bulb: W2.1x9.5d
W3W
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SYLVANIA Fits: 3.5L V6 158
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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WAGNER Fits: 3.5L V6 158
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Wedge Base3.360 Watt
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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.

Parking Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Popular Fits: 3.5L V6 1157ALL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeAmber
Fitment notes — SYLVANIA 1157ALL
Long LifeAmberBase Type: BAY15DWattage: 26.90 W
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WAGNER Fits: 3.5L V6 1157NALL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeNatural Amber
Fitment notes — WAGNER 1157NALL
Long LifeNatural AmberDouble Contact Index Base26.880 WattSecondary Wattage: 8.260 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 1157ASL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LED
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SYLVANIA Fits: 3.5L V6 1157ALED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
ZEVO
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Standard Replacement

Brand Part Number Markets Notes Buy
WAGNER Popular Fits: 3.5L V6 1157NA
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Natural AmberDouble Contact Index Base
Fitment notes — WAGNER 1157NA
Natural AmberDouble Contact Index Base26.880 WattSecondary Wattage: 8.260 Watt
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FAMOUS BRAND Fits: 3.5L V6 BLB1157NA
🇺🇸 US 🇨🇦 CA
Parking Light26.9/8.26 Watt, Natural Amber, Double Contact Index Bayonet Base
Fitment notes — FAMOUS BRAND BLB1157NA
Parking Light26.9/8.26 Watt, Natural Amber, Double Contact Index Bayonet BaseBulb
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GM GENUINE Fits: 3.5L V6 L1157NA
🇺🇸 US 🇨🇦 CA
Natural Amber
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HELLA Fits: 3.5L V6 1157NA
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentNatural Amber
Fitment notes — HELLA 1157NA
IncandescentNatural AmberSocket Type Bulb: BAY15D
8/27W
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SYLVANIA Fits: 3.5L V6 1157A
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
AmberBase Type: BAY15D
Fitment notes — SYLVANIA 1157A
AmberBase Type: BAY15DWattage: 26.90 W
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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 Lamp Socket

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S2663
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front
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This table covers the sockets that hold a Side Marker 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.

Side Marker Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 168LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeBase Type: W2.1x9.2d
Fitment notes — SYLVANIA 168LL
Long LifeBase Type: W2.1x9.2dWattage: 4.90 WFront
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WAGNER Fits: 3.5L V6 168LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeWedge Base
Fitment notes — WAGNER 168LL
Long LifeWedge Base4.900 WattFront
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 168ST
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Cool WhiteSilver Star
Fitment notes — SYLVANIA 168ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 4.90 WFront
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 168SL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LEDCool White
Fitment notes — SYLVANIA 168SL
LEDCool WhiteBase Type: W2.1x9.5dWattage: 0.50 WFront
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W2.1x9.5d
Fitment notes — HELLA 168
IncandescentSocket Type Bulb: W2.1x9.5dFront
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WAGNER Popular Fits: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Wedge Base4.900 Watt
Fitment notes — WAGNER 168
Wedge Base4.900 WattFront
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GM GENUINE Fits: 3.5L V6 L168
🇺🇸 US 🇨🇦 CA
Bulb Technology: IncandescentHeight: 2 in
Fitment notes — GM GENUINE L168
Bulb Technology: IncandescentHeight: 2 inTerminal Type: SpadeWattage: 5 WWidth: 2 inFront
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SYLVANIA Fits: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Base Type: W2.1x9.2dWattage: 4.90 W
Fitment notes — SYLVANIA 168
Base Type: W2.1x9.2dWattage: 4.90 WFront
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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.

Tail Lamp Bulb

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

Brand Part Number Markets Notes Buy
WAGNER Fits: 3.5L V6 1157RLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RedLED
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Fits: 3.5L V6 7440
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W3X16D
Fitment notes — HELLA 7440
IncandescentSocket Type Bulb: W3X16D
W21W
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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: 3.5L V6 168LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 168LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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: 3.5L V6 168ST
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Cool WhiteSilver Star
Fitment notes — SYLVANIA 168ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W2.1x9.2dWattage: 4.90 W
View on
Amazon

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

Brand Part Number Markets Notes Buy
HELLA Fits: 3.5L V6 921LED5K
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LED Miniature Bulb with Color Temperature of 5000KSocket Type Bulb: SV8.5-8
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Amazon
SYLVANIA Fits: 3.5L V6 168SL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LEDCool White
Fitment notes — SYLVANIA 168SL
LEDCool WhiteBase Type: W2.1x9.5dWattage: 0.50 W
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WAGNER Fits: 3.5L V6 T10LED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Tru View PLUS LED
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W2.1x9.5d
View on
Amazon
WAGNER Popular Fits: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Wedge Base4.900 Watt
View on
Amazon
GM GENUINE Fits: 3.5L V6 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: 3.5L V6 168
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Base Type: W2.1x9.2dWattage: 4.90 W
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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
SYLVANIA Popular Fits: 3.5L V6 7440LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeBase Type: W3X16D
Fitment notes — SYLVANIA 7440LL
Long LifeBase Type: W3X16DWattage: 25.00 WRear
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HELLA Fits: 3.5L V6 7440LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W3X16D
Fitment notes — HELLA 7440LL
IncandescentSocket Type Bulb: W3X16DLong LifeRear
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SYLVANIA Fits: 3.5L V6 1157ALL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeAmber
Fitment notes — SYLVANIA 1157ALL
Long LifeAmberBase Type: BAY15DWattage: 26.90 WFront
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WAGNER Fits: 3.5L V6 1157NALL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeNatural Amber
Fitment notes — WAGNER 1157NALL
Long LifeNatural AmberDouble Contact Index Base26.880 WattSecondary Wattage: 8.260 WattFront
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Amazon
WAGNER Fits: 3.5L V6 7440LL
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Long LifeSingle Contact Wedge Base
Fitment notes — WAGNER 7440LL
Long LifeSingle Contact Wedge Base21.000 WattRear
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
SYLVANIA Fits: 3.5L V6 7440ST
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Cool WhiteSilver Star
Fitment notes — SYLVANIA 7440ST
Cool WhiteSilver StarColor Temperature: 3200 KVBase Type: W3X16DWattage: 21.00 WRear
View on
Amazon

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

Brand Part Number Markets Notes Buy
WAGNER Fits: 3.5L V6 7440WLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LEDWhite
Fitment notes — WAGNER 7440WLED
LEDWhiteRear
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WAGNER Fits: 3.5L V6 1157NALED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
LEDNatural Amber
Fitment notes — WAGNER 1157NALED
LEDNatural AmberFront
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 3.5L V6 7440
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentSocket Type Bulb: W3X16D
Fitment notes — HELLA 7440
IncandescentSocket Type Bulb: W3X16D
RearW21W
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WAGNER Popular Fits: 3.5L V6 1157NA
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Natural AmberDouble Contact Index Base
Fitment notes — WAGNER 1157NA
Natural AmberDouble Contact Index Base26.880 WattSecondary Wattage: 8.260 WattFront
View on
Amazon
GM GENUINE Fits: 3.5L V6 L1157NA
🇺🇸 US 🇨🇦 CA
Natural Amber
Fitment notes — GM GENUINE L1157NA
Natural Amber
Front
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HELLA Fits: 3.5L V6 1157NA
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
IncandescentNatural Amber
Fitment notes — HELLA 1157NA
IncandescentNatural AmberSocket Type Bulb: BAY15D
Front8/27W
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SYLVANIA Fits: 3.5L V6 1157A
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
AmberBase Type: BAY15D
Fitment notes — SYLVANIA 1157A
AmberBase Type: BAY15DWattage: 26.90 WFront
View on
Amazon
SYLVANIA Fits: 3.5L V6 7440
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Base Type: W3X16DWattage: 25.00 W
Fitment notes — SYLVANIA 7440
Base Type: W3X16DWattage: 25.00 WRear
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WAGNER Fits: 3.5L V6 7440
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Single Contact Wedge Base21.000 Watt
Fitment notes — WAGNER 7440
Single Contact Wedge Base21.000 WattRear
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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.

Turn Signal Lamp Socket

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.5L V6 645100
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front
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STANDARD MOTOR PRODUCTS Fits: 3.5L V6 S2625
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front
View on
Amazon

This table covers the sockets that hold a Turn Signal 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.

Buying Electrical Bulb & Socket Parts for a 2015 Acura RLX

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

  • Match the engine first. Every electrical bulb & socket part here is engine-specific; each row shows which engine(s) it fits.
  • 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: Turn Signal Lamp Bulb and Trunk / Cargo Area Light Bulb .

Frequently Asked Questions

How many electrical bulb & socket parts fit the 2015 Acura RLX?

Our catalog currently lists 60 electrical bulb & socket parts for the 2015 Acura RLX across 9 subcategories and 7 brands, covering both the 3.5L V6 and the 3.5L V6 ELECTRIC/GAS. Each part is matched to the engine(s) it fits.

Do electrical bulb & socket parts differ between 2015 Acura RLX engines?

Yes. Every electrical bulb & socket part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of electrical bulb & socket problems on a 2015 Acura RLX?

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 2015 Acura RLX 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 2015 Acura RLX?

First match the engine — each row shows which engine(s) the part fits. 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 2015 Acura RLX

Electrical Bulb & Socket Parts for Other Acura RLX 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.