Bulb types · Fog light
12278 bulb
Catalog code 12278 — appears in 7 model-year × position rows. Confirm against your owner’s manual before swapping.
Code12278
FamilyFog light
Fitment rows7
Top positions1
Replacement options
Halogen, LED, and HID picks for 12278. Prices and availability come from Amazon — confirm fitment for your vehicle before buying.
LED
iFunyLED PSX26W 12278 LED Fog Light Bulbs, 12278C1 H28W P...
$9.99
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LED
Fulanmi PSX26W 6000K Xenon White LED Fog Light Bulbs, 2-Pack
$16.99
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LED
AUXITO PSX26W 12278 LED Fog Light Bulbs 18000LM, 1000% Br...
$29.99
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LED
AUXITO PSX26W LED Fog Light, 6000LM 30W, Super Bright 122...
$26.99
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Halogen
2x PSX26W 12278 12V 26W 4300K Yellow PSX26W Car Bulbs 122...
$39.99
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LED
PHINLION PSX26W 12278 LED Fog Lights or Driving Bulbs, 60...
$16.99
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LED
NHHEO PSX26W 12278 LED Light Bulbs H28W PWY26W 6500K Xeno...
$17.98
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Halogen
Voltage Automotive PSX26W 12278 Car Fog Light Bulb Standa...
$24.99
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Halogen
Genuine OEM PSX26W 12V 26W Foglight Replacement Bulb comp...
$19.95
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Halogen
LXOINAGO Car Daytime Running Light DRL Fog Lamp Halogen B...
$11.58
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Where 12278 shows up
Ranked by how often this code is tied to a lighting position across model years — a practical clue for dual-beam vs single-beam and fog vs headlamp confusion.
| Position | Fitments |
|---|---|
| Fog Light Bulb Front | 7 |
Makes that use 12278 most
Based on catalog fitment density — not a claim that every trim uses this bulb.
- Chevrolet7