6 Years Available
Infiniti Fx45 Light Bulb Sizes
Complete bulb size reference for the Infiniti Fx45 from 2003 to 2008. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Every Infiniti fx45 from 2003 to 2008 uses the same HID-D2S LED low beam bulb — once you confirm your year is within this range, you only need one part number.
Year Range
2003 – 2008
6 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | HID-D2S LED(2003–2008) | 6 years | Consistent |
| High Beam | HID-D2S LED(2003–2008) | 6 years | Consistent |
| Fog Light | H8 LED(2006–2008) 9006 LED(2003–2005) | 6 years | Changed |
| Brake Light | LED Bulb(2003–2008) | 6 years | Consistent |
| Side Marker | 194 LED(2003–2008) | 6 years | Consistent |
| Turn Signal Front | 7440NA LED(2003–2008) | 6 years | Consistent |
| Turn Signal Rear | LED Bulb(2003–2008) | 6 years | Consistent |
| Dome Light | DE3175(2003–2008) | 6 years | Consistent |
| License Plate | 168(2003–2008) | 6 years | Consistent |
| Map Light | DE3175(2003–2008) | 6 years | Consistent |
| Parking Light | 7443(2003–2008) | 6 years | Consistent |
| Reverse Light | 921(2003–2008) | 6 years | Consistent |
| Trunk Light | DE3175(2003–2008) | 6 years | Consistent |
Common Fx45 Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Infiniti Fx45 from 2003 to 2008, covering 6 model years. Select your year below for a complete position-by-position bulb chart.
No, the Infiniti Fx45 has used the HID-D2S LED low beam bulb consistently across all 6 model years in our database. Any year in the 2003–2008 range uses the same bulb.
The Infiniti Fx45 uses a HID-D2S LED bulb for the low beam (same bulb serves both high and low beam via dual filament), and a H8 LED for the fog lights. Select your year below for the exact fitment chart.
Yes. The Infiniti Fx45 uses a HID-D2S LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.