Cougar Motor H4 LED Headlight Bulbs, H4 LED Bulbs Double CANBUS-Ready 42000LM 6500K White Lights Ultra-Bright with Turbo Cooling Fan Easy Installation, Plug-N-Play, Pack of 2

2025 Top Performance: Cougar Motor H4 led headlight bulbs with dual drivers, double decoding, 0.1S instant start, avoiding bulb flicker/errors, suitable for 99.9% of vehicle computer systems, for higher light output, intelligent cooling and unmatched stability

Strong Penetration: H4 led bulbs with 6500 K light provide further, wider, and more focused light, 9 times brighter than halogen bulbs, helping you to quickly identify obstacles or road signs in advance. Easily pass through even when are in snow / fog / rain

Safer Night Vision: Cougar Motor H4 led headlight is equipped with 360-degree adjustable retention ring that can be adjusted to a hyper-focused beam pattern and clear cut-off line with a simple turn. No glare or shadows, no blinding opposite drivers

70,000+ Hrs Continuous Light: H4 headlight bulb is equipped with copper substrate + liquid cooled copper tube + 6063 aluminum housing + 16,000 RPM turbo mute cooling fan + hollow radiator, which improves heat dissipation capacity by 150%. IP68 more persistent

10 Mins Quick Installation: H4 light bulbs are designed with 1:1 connector and OEM bulb proportion, ultra-thin fan base is only 0.93in, polarized socket, you need to switch the plug direction to install if it is not bright after installation

Note: If unfortunately, the other 0.01% of sensitive vehicles have flickering or other problems after installing the bulbs, we can give a hand