2016 International Workstar Electrical Bulb & Socket Parts

Engine:

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

This page lists 59 electrical bulb & socket parts for the 2016 International Workstar, across 9 part types, covering all 7 engine options (10.8L L6 DIESEL Turbocharged, 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged and more). Every part shows its brand, manufacturer part number and fitment notes.

The bulb and socket system on the 2016 International Workstar covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Fog / Driving Lamp Bulb (14 parts), Tail Lamp Bulb (11 parts) and Turn Signal Lamp Bulb (10 parts). The other 6 part types cover the remaining 24 parts.

Back Up / Reverse Lamp Bulb

Brand Part Number Markets Notes Buy
HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NA
🇺🇸 US 🇨🇦 CA
IncandescentNatural Amber
Fitment notes — HELLA 3157NA
IncandescentNatural Amber27/7WAverage Rated Life: 1200.0 HRBrightness: 24.0 CPSocket Type Bulb: W2.5x16q
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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
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157LL
🇺🇸 US
Long Life8.260 Watt
Fitment notes — WAGNER 3157LL
Long Life8.260 WattSecondary Wattage: 26.880 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 3157NALL
Long LifeNatural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
PHILIPS Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157RLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Ultinon LEDRed
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Standard Replacement

Brand Part Number Markets Notes Buy
WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157
🇺🇸 US
Double Contact Wedge Base26.880 Watt
Fitment notes — WAGNER 3157
Double Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NA
🇺🇸 US
Natural AmberDouble Contact Wedge Base
Fitment notes — WAGNER 3157NA
Natural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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Brand Part Number Markets Notes Buy
PHILIPS Fits: 10.8L L6 DIESEL Turbocharged, 9.0L L6 DIESEL Turbocharged 3157RLED
🇲🇽 MX
Ultinon LEDRed
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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.

Dome Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2122LL
🇺🇸 US
Long LifeDouble End Cap Base
Fitment notes — WAGNER 2122LL
Long LifeDouble End Cap Base9.990 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2112LL
🇺🇸 US
Long LifeWire Lead Base
Fitment notes — WAGNER 2112LL
Long LifeWire Lead Base12.420 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2112WLED
🇺🇸 US
LEDWhite
Fitment notes — WAGNER 2112WLED
LEDWhiteLED
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Standard Replacement

Brand Part Number Markets Notes Buy
PHILIPS Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2122
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2112
🇺🇸 US
Wire Lead Base12.420 Watt
Fitment notes — WAGNER 2112
Wire Lead Base12.420 WattBulb Type: T-3 Bulb 3/8 (9.5mm) Diameter
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 2122
🇺🇸 US
Double End Cap Base9.990 Watt
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Brand Part Number Markets Notes Buy
PHILIPS Fits: 10.8L L6 DIESEL Turbocharged, 9.0L L6 DIESEL Turbocharged 2122
🇲🇽 MX
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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.

Fog / Driving Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3HD
🇺🇸 US 🇨🇦 CA
Bulb Technology: HalogenSocket Type Bulb: PK22S
Fitment notes — HELLA H3HD
Bulb Technology: HalogenSocket Type Bulb: PK22SFront
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3BULLET
🇺🇸 US 🇨🇦 CA
HalogenSocket Type Bulb: PK22S
Fitment notes — HELLA H3BULLET
HalogenSocket Type Bulb: PK22SFront
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Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3100W
🇺🇸 US 🇨🇦 CA
HalogenSocket Type Bulb: PK22S
Fitment notes — HELLA H3100W
HalogenSocket Type Bulb: PK22SFront
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3P50
🇺🇸 US 🇨🇦 CA
HalogenPerformance 50+
Fitment notes — HELLA H3P50
HalogenPerformance 50+Socket Type Bulb: PK22SFront
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3130W
🇺🇸 US 🇨🇦 CA
Halogen130 Watt
Fitment notes — HELLA H3130W
Halogen130 WattSocket Type Bulb: PK22SFront
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PHILIPS Fits: all 2016 Workstar engines H3PR
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Vision30% More Light
Fitment notes — PHILIPS H3PR
Vision30% More LightFront
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PHILIPS Fits: all 2016 Workstar engines H3CV
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Crystal Vision UltraBright White Xenon-Look
Fitment notes — PHILIPS H3CV
Crystal Vision UltraBright White Xenon-LookFront
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PHILIPS Fits: all 2016 Workstar engines H3CVP
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Crystal Vision PlatinumUp to 60% More Light
Fitment notes — PHILIPS H3CVP
Crystal Vision PlatinumUp to 60% More LightBright White Xenon LookFront
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
PHILIPS Fits: all 2016 Workstar engines H3USLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Ultinon Sport LED
Fitment notes — PHILIPS H3USLED
Ultinon Sport LED
FrontFor Fog Lamp Use Only
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Reduced Glare (for rain, fog, snow, or rural driving)

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3YL
🇺🇸 US 🇨🇦 CA
2900KHalogen
Fitment notes — HELLA H3YL
2900KHalogenSocket Type Bulb: PK22SFront
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Standard Replacement

Brand Part Number Markets Notes Buy
PHILIPS Popular Fits: all 2016 Workstar engines H3
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front
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WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 1255H3
🇺🇸 US
FrontHalogen Capsule
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H3
🇺🇸 US 🇨🇦 CA
HalogenSocket Type Bulb: PK22S
Fitment notes — HELLA H3
HalogenSocket Type Bulb: PK22SFront
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H335W
🇺🇸 US 🇨🇦 CA
HalogenSocket Type Bulb: PK22S
Fitment notes — HELLA H335W
HalogenSocket Type Bulb: PK22SFront
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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.

Headlamp Bulb

Extra Bright (improved visibility, but shorter life)

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H6024BL
🇺🇸 US
Up To 20% More Light
Fitment notes — WAGNER H6024BL
Up To 20% More Light
High Beam and Low BeamHalogenSealed Beam Type
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Standard Replacement

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged H6024
🇺🇸 US
High Beam and Low BeamHalogen
Fitment notes — WAGNER H6024
High Beam and Low BeamHalogenSealed Beam Type
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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.

LED Bulb Adapter

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged CBH1H3
🇺🇸 US
For H1 / H3 Bulb
Fitment notes — WAGNER CBH1H3
For H1 / H3 Bulb
with LED Bulb
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This table covers the LED Bulb adapters.

Roof Marker & Identification Light Bulb

Extended Life

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 194LL
🇺🇸 US
Long LifeBulb Type: T-3-1/4 Bulb 13/32 (10mm) Diameter
Fitment notes — WAGNER 194LL
Long LifeBulb Type: T-3-1/4 Bulb 13/32 (10mm) DiameterWedge Base3.780 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 168LL
🇺🇸 US
Long LifeWedge Base
Fitment notes — WAGNER 168LL
Long LifeWedge Base4.900 Watt
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Standard Replacement

Brand Part Number Markets Notes Buy
WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 194
🇺🇸 US
Wedge Base3.780 Watt
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WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 168
🇺🇸 US
Wedge Base4.900 Watt
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 194
🇺🇸 US 🇨🇦 CA
Brightness: 2.0 CPIncandescent
Fitment notes — HELLA 194
Brightness: 2.0 CPIncandescentSocket Type Bulb: W2.1x9.5d
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PHILIPS Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 193
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
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Brand Part Number Markets Notes Buy
PHILIPS Fits: 10.8L L6 DIESEL Turbocharged, 9.0L L6 DIESEL Turbocharged 193
🇲🇽 MX
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This table covers the replacement bulbs for the Roof Marker & Identification 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.

Tail Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157LL
🇺🇸 US 🇨🇦 CA
Incandescent27/8W
Fitment notes — HELLA 3157LL
Incandescent27/8WSocket Type Bulb: W2.5x16qLong Life
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157LL
🇺🇸 US
Long Life8.260 Watt
Fitment notes — WAGNER 3157LL
Long Life8.260 WattSecondary Wattage: 26.880 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 3157NALL
Long LifeNatural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
PHILIPS Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157RLED
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Ultinon LEDRed
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157WLED
🇺🇸 US
LED
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NALED
🇺🇸 US
LEDNatural Amber
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157RLED
🇺🇸 US
RedLED
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157
🇺🇸 US 🇨🇦 CA
Incandescent27/7W
Fitment notes — HELLA 3157
Incandescent27/7WSocket Type Bulb: W2.5x16q or Socket Type Bulb: WX2.5x16q
P27/7W
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WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157
🇺🇸 US
Double Contact Wedge Base26.880 Watt
Fitment notes — WAGNER 3157
Double Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NA
🇺🇸 US
Natural AmberDouble Contact Wedge Base
Fitment notes — WAGNER 3157NA
Natural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
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Brand Part Number Markets Notes Buy
PHILIPS Fits: 10.8L L6 DIESEL Turbocharged, 9.0L L6 DIESEL Turbocharged 3157RLED
🇲🇽 MX
Ultinon LEDRed
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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.

Turn Signal Lamp Bulb

Extended Life

Brand Part Number Markets Notes Buy
HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157LL
🇺🇸 US 🇨🇦 CA
Incandescent27/8W
Fitment notes — HELLA 3157LL
Incandescent27/8WSocket Type Bulb: W2.5x16qLong LifeRear
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157LL
🇺🇸 US
Long Life8.260 Watt
Fitment notes — WAGNER 3157LL
Long Life8.260 WattSecondary Wattage: 26.880 WattRear
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NALL
🇺🇸 US
Long LifeNatural Amber
Fitment notes — WAGNER 3157NALL
Long LifeNatural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
Fits:
Rear
or:
Front
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LED (instant-on, long life, energy-saving)

Brand Part Number Markets Notes Buy
WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157WLED
🇺🇸 US
LED
Fitment notes — WAGNER 3157WLED
LED
Rear
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NALED
🇺🇸 US
LEDNatural Amber
Fitment notes — WAGNER 3157NALED
LEDNatural Amber
Fits:
Rear
or:
Front
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157RLED
🇺🇸 US
RedLED
Fitment notes — WAGNER 3157RLED
RedLEDRear
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Standard Replacement

Brand Part Number Markets Notes Buy
HELLA Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157
🇺🇸 US 🇨🇦 CA
Incandescent27/7W
Fitment notes — HELLA 3157
Incandescent27/7WSocket Type Bulb: W2.5x16q or Socket Type Bulb: WX2.5x16q
RearP27/7W
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WAGNER Popular Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157
🇺🇸 US
Double Contact Wedge Base26.880 Watt
Fitment notes — WAGNER 3157
Double Contact Wedge Base26.880 WattSecondary Wattage: 8.260 WattRear
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HELLA Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NA
🇺🇸 US 🇨🇦 CA
IncandescentNatural Amber
Fitment notes — HELLA 3157NA
IncandescentNatural Amber27/7WAverage Rated Life: 1200.0 HRBrightness: 24.0 CPSocket Type Bulb: W2.5x16qFront
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WAGNER Fits: 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged, 8.7L L6 DIESEL Turbocharged, 9.3L L6 DIESEL Turbocharged 3157NA
🇺🇸 US
Natural AmberDouble Contact Wedge Base
Fitment notes — WAGNER 3157NA
Natural AmberDouble Contact Wedge Base26.880 WattSecondary Wattage: 8.260 Watt
Fits:
Rear
or:
Front
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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.

Buying Electrical Bulb & Socket Parts for a 2016 International Workstar

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. Some electrical bulb & socket parts fit every engine; others are 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: Fog / Driving Lamp Bulb and Tail Lamp Bulb .

Frequently Asked Questions

How many electrical bulb & socket parts fit the 2016 International Workstar?

Our catalog currently lists 59 electrical bulb & socket parts for the 2016 International Workstar across 9 subcategories and 3 brands, covering all 7 engine options (10.8L L6 DIESEL Turbocharged, 12.4L L6 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 7.6L L6 DIESEL Turbocharged and more). Each part is matched to the engine(s) it fits.

Do electrical bulb & socket parts differ between 2016 International Workstar engines?

Some do. 5 parts fit every engine; the other 54 are engine-specific. Each row (and the filter at the top) shows which. 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 2016 International Workstar?

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 2016 International Workstar 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 2016 International Workstar?

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 2016 International Workstar

Electrical Bulb & Socket Parts for Other International Workstar 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.