2018 Acura TLX Headlight Bulb Size
The 2018 Acura TLX comes with factory LED headlights (not bulb-replaceable) on equipped trims.
Low beamLED
High beamLED
- Fog light
- LED
- Brake / tail
- LED
- Rear turn signal
- 7440
- Reverse / backup
- 7440
- License plate
- LED
Low, high, fog, brake/tail, parking, license all non-replaceable factory LED. Bulb sizes can vary by trim and headlight type, so confirm against your existing bulb.
Verified fitLast checked
Sources: auxito, bulbcharts
A single LED bulb handles both low and high beam, which simplifies replacement. Low, high, fog, brake/tail, parking, license all non-replaceable factory LED.. Factory LED units are sealed and are not a bulb you can swap. Note that sizes can vary by trim (Jewel Eye LED standard from launch. Front turn amber PWY24W (not in allowed short-code set, null). Reverse 7440 (interchangeable 7443/921).), so check your existing bulb if your car is optioned differently.
Headlights for the 2018 Acura TLX
This vehicle uses factory LED headlights on equipped trims. If one fails, the part is a headlight assembly, not a bulb, so it is usually a dealer or body-shop job rather than a DIY swap.
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Frequently asked
What headlight bulb does a 2018 Acura TLX take?
Equipped trims use factory LED headlights, which are sealed assemblies rather than replaceable bulbs.