Upgraded Ultra Bright H4 Fog Light Bulbs for Car, Pack of 2

About this item

• 【Huge Improvement in Visibility】Forenner 9003 Fog Light Bulb is equipped with Latest CSP chips which provide up to 900% brighter than stock bulbs, offering you superb side & peripheral visibility.
• 【60,000+ Hours Lifespan】With Top-graded aviation aluminum material, dual copper substrates, and 18000RPM silent turbofan help to dissipate the heat generated from the chips rapidly and effectively. Get rid of frequent replacement for halogens.
• 【3-Min Installation】All-in-one H4 9003 bulb. No bulky base, no external driver, no polarity features. Real 1:1 Size, smoothly fits into the vehicle's housing and factory sockets even with limited space in the housing.
• 【Ideal Lighting Distribution】The H4 closely replicates the placement of the halogen filament, featuring an ultra-thin chip spacing of 0.039in. It creates a uniform light pattern similar to stock bulbs, ensuring focused illumination without any dark areas or scattered light. Does not cause glare for other drivers.
• 【Fit 99% of Vehicles】The built-in intelligent IC driver makes the H4 bulb better compatible with 99% of vehicles' systems without error. Please note: Although CAN-bus Ready, some sensitive models may require additional decoders to be installed. If so, get in touch with Forenner for assistance.