7 Years Available
Infiniti Qx4 Light Bulb Sizes
Complete bulb size reference for the Infiniti Qx4 from 1997 to 2003. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The Infiniti qx4 changed low beam specifications across model years — 2000: H4; 1999: HID-D2R LED; 1998: 9004 LED; 1997: 9004. Make sure to select your exact year below to get the right bulb size.
Year Range
1997 – 2003
7 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Turn Signal Front | 7440(2001–2003) 1156A(2000–2000) 1156NA LED(1999–1999) 1156 LED(1998–1998) 1156(1997–1997) | 7 years | Changed |
| High Beam | 9005(2001–2003) H1(2000–2000) H1 LED(1999–1999) 9004 LED(1998–1998) | 6 years | Changed |
| Side Marker | 168(1997–2003) 168 LED(1998–1999) | 7 years | Changed |
| Brake Light | 7443(2001–2003) 1157(1997–2000) 168 LED(1998–1999) 7443CK(2002–2002) | 7 years | Changed |
| Tail Light | 7443CK(2000–2002) 1157(1997–1999) 7443(2003–2003) | 7 years | Changed |
| License Plate | 194(1999–2003) 168(1997–1998) | 7 years | Changed |
| Turn Signal Rear | 1156A(2000–2003) 1156NA LED(1999–1999) 1156 LED(1998–1998) 1156(1997–1997) | 7 years | Changed |
| Parking Light | 168(1997–2003) 7444NA(1999–1999) | 7 years | Changed |
| Reverse Light | 1156(1997–2000) 921(2001–2003) | 7 years | Changed |
| Low Beam | H4(2000–2000) HID-D2R LED(1999–1999) 9004 LED(1998–1998) 9004(1997–1997) | 4 years | Changed |
| Fog Light | H3 LED(1998–1999) | 2 years | Consistent |
| Dome Light | LED Bulb(1999–1999) | 1 years | Consistent |
| Trunk Light | LED Light(1998–1999) | 2 years | Consistent |
Common Qx4 Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Infiniti Qx4 from 1997 to 2003, covering 7 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the Infiniti Qx4 changed low beam bulb specifications across generations: 2000–2000: H4; 1999–1999: HID-D2R LED; 1998–1998: 9004 LED; 1997–1997: 9004. Make sure to check your exact year using the list below.
The Infiniti Qx4 uses a H4 bulb for the low beam and a 9005 for the high beam, and a H3 LED for the fog lights. Select your year below for the exact fitment chart.
Yes. The Infiniti Qx4 uses a H4 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.