For the 2004 Porsche 911, the low-beam headlight uses a D2S bulb. High-beam fitment depends on the headlight type: models with halogen headlights use H9, while models with HID headlights use H11. Verify the headlight configuration before ordering high-beam replacements.
- Fog lights are listed with either H3 or H3C bulbs.
- Front turn signals may use 7507 or 2827; rear turn signals use 7507.
- Reverse lights use 7506. Brake and tail lights use 7528, while the center stop light uses 2821.
- Parking lights use 64132; front side markers and courtesy lights may use 2825 or 98.
- Interior and utility locations include 6411, 6428, 6428 for the glove box, and 2886X for map lights.
Where multiple bulbs are listed, match the replacement to the existing bulb and vehicle configuration.