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47 Vehicles

12181NA Bulb Fitment Guide

The 12181NA bulb is used by 47 vehicles from 1 makes. Commonly found in Turn Signal Front positions.

Positions

1

Turn Signal Front

Vehicles

47

Makes

1

Compatible Vehicles

ModelYearsPositionsView
A320152019Turn Signal FrontDetails
A420132019Turn Signal FrontDetails
A4 Allroad20172019Turn Signal FrontDetails
A4 Quattro20172019Turn Signal FrontDetails
A520132016Turn Signal FrontDetails
A5 Quattro20172019Turn Signal FrontDetails
A620162018Turn Signal FrontDetails
A6 Quattro20162018Turn Signal FrontDetails
Allroad20132016Turn Signal FrontDetails
Q320152018Turn Signal FrontDetails
Q520182019Turn Signal FrontDetails
Q720172019Turn Signal FrontDetails
RS520132015Turn Signal FrontDetails

Frequently Asked Questions

The 12181NA bulb is used by 47 vehicles from 1 makes including Audi. Browse the full compatibility list below.

Yes, LED replacements are available for the 12181NA bulb size. LED 12181NA bulbs offer brighter output, longer lifespan, and lower power consumption compared to halogen.

The 12181NA bulb is commonly used in these positions: Turn Signal Front. The exact position depends on your vehicle's make and model.

Standard halogen 12181NA bulbs typically cost $10–$30 for a pair. LED 12181NA conversion kits range from $25–$60. Premium brands may cost more but often offer better performance and warranty.

All 12181NA bulbs share the same base and fitment, but they vary in technology (halogen, LED, HID), brightness, color temperature, and brand quality. We recommend LED for the best balance of brightness and lifespan.