Ae86 Parts
When switching out old headlights with LED conversions on negative-switched vehicles such as Toyota, Subaru, Mitsubishi, or Suzuki, the process can be complex and time-consuming. However, with our plug-and-play universal dual H4 headlight relay harness kit for high/low beam, the task becomes straightforward and efficient. Compatible sockets include: 7x6 5x7 H6024 (2D1 H6054 H5054 H6054LL 6014 6052 6053)|H6024 (2D1)|4x6 6x4 (H4651, H4652, H4656, H4666, H6545)|H5006 (2C1) sealed beam headlights and more!
Save time, money, and reduce stress by utilizing our wiring harness to convert a negative-trigger ground-switched headlight system (2 toggled grounds + 1 constant hot) to a positive switched headlight system (2 toggled hots + 1 constant ground). Our universal design ensures compatibility across various makes and models, making it the perfect solution for your vehicle.
Constructed with two durable relays, high-temperature ceramic headlight sockets, and heat-resistant polycarbonate wire loom, this H4 headlight relay kit with wiring harness is built to last. It guarantees reliability for all your LED conversion needs, whether you have a Jeep CJ7, Cherokee XJ, Wrangler JK, or an older Chevy van or TOYOTA Tacoma pickup truck.
Designed with the simplicity of installation in mind, our LED headlight H4 relay harness kit takes only minutes to install and works flawlessly every time. Whether you’re installing it in a Jeep CJ7, Cherokee XJ, Wrangler JK, or any other vehicle, the result is a perfectly functioning LED headlight system.
The beauty of our H4 relay conversion harness lies in its non-invasive installation. You don’t need to cut into your stock wiring harness, which dramatically reduces install time. Even better, if you need to restore your hot-rod vehicle or return to a positive switched headlight system, this H4 relay harness kit makes the process completely reversible.

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