Bulb size & fitment reference

INFINITI G37
Bulb Size Guide

Get the bulb-size answer first, then check factory-system differences and position-specific notes before buying.

Select Your Vehicle

Quick Answer for 2013 INFINITI G37

Start with the positions you’re most likely to replace. Full fitment details are below.

Headlight High & Low Beam

D2S

Shop this position →

Headlight Low Beam

H1

Shop this position →

Reverse Light

912 / 921 / T15

Shop this position →

Brake Light

7443

Shop this position →

Before You Buy: Factory Lighting Can Vary

Your vehicle may use different factory lighting systems. Check the applicable system before ordering.
Halogen bulb example

Halogen

Halogen bulbs are the standard factory bulbs and are easy to replace.

HID bulb and ballast example

HID

HID bulbs provide higher intensity light and require a ballast.

Full Bulb Fitment by Lighting Position

Find the bulb size for each lighting position and check any fitment notes before ordering.

INFINITI G37 (2011–2013) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High & Low BeamD2SShop position →
Headlight Low BeamH1Shop position →
Fog LightH11Shop position →
Rear Turn Signal7443Shop position →
Brake Light7443Shop position →
Tail Light7443Shop position →
Reverse Light912 / 921 / T15Shop position →
License Plate LightT10 / 194 / 168Shop position →
Map LightT10 / 194 / 168Shop position →
Interior Door LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →
Fitment Reminder
Bulb size can vary by factory setup. If you're unsure which option applies to your vehicle, confirm your current bulb or select your configuration on the product page.