PIAA H4 XTreme White Plus Twin Pack Halogen Bulbs
- 4000k Bright White Color for Visibility and Style
- Heat Resistant Quartz Glass for Long Life
- XTRA Technology for Increased Light Output
- Aerospace Alloy Filaments for Durability
- Select DOT / SAE Compliance for Street Legality
- Backed By a One Year Warranty
The H4 Xtreme White Plus Series of high output replacement bulbs give drivers better color recognition, depth perception, and improved contrast over stock halogen bulbs, all while meeting DOT specification. Xtreme White Plus bulbs feature a crisp white light output that allows for better road illumination, while a blue top coat adds style toyour vehicle with the Xtreme White's 4000k color temperature.