4 Years Available
Infiniti Q45 Light Bulb Sizes
Complete bulb size reference for the Infiniti Q45 from 1998 to 2001. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Year Range
1998 – 2001
4 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | HID-D2R LED(1999–2001) 9003 LED(1998–1998) | 4 years | Changed |
| High Beam | HID-D2R LED(1999–2001) 9003 LED(1998–1998) | 4 years | Changed |
| Fog Light | H3 LED(1998–2001) | 4 years | Consistent |
| Brake Light | 921 LED(1998–2001) | 4 years | Consistent |
| Side Marker | 1157NA LED(1998–2001) | 4 years | Consistent |
| Turn Signal Front | 1157NA LED(1998–2001) | 4 years | Consistent |
| Turn Signal Rear | 7440 LED(1998–2001) | 4 years | Consistent |
| License Plate | 168(1998–2001) | 4 years | Consistent |
| Parking Light | 1157NA(1998–2001) | 4 years | Consistent |
| Reverse Light | 921(1999–2001) 7440(1998–1998) | 4 years | Changed |
| Trunk Light | 158(1998–2001) | 4 years | Consistent |
Select Your Year
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Frequently Asked Questions
We have bulb size data for the Infiniti Q45 from 1998 to 2001, covering 4 model years.
Yes, the Infiniti Q45 has used different bulb sizes across model years. Check the bulb evolution table above to see exactly which sizes were used in which years.
The most commonly used low beam headlight bulb for the Infiniti Q45 is the HID-D2R LED. Select your specific year below for the exact fitment.
Yes, you can upgrade your Infiniti Q45 headlights to LED. Look for an LED conversion kit in the HID-D2R LED size for the low beams. LED bulbs offer better visibility and longer lifespan.
Select your Infiniti Q45 year from the list below. Each year page shows every bulb position with the correct size and links to purchase on Amazon.