These are the part of the H4 bi-xenon HID kit that connect the car to the ballasts, and then link back to the cars battery, pulling the power direct from the battery.
These are quite common for failing in H4 HID kits
Every product is unique, just like you. If you're looking for a product that fits the mold of your life, the H4 Bi-Xenon Relay Harness (linked) is for you.
Inventory Last Updated: Apr 26, 2024
Inventory Last Updated: Apr 26, 2024