Relay Harness: MotoCycle Single Output (H4) Chevrolet ALPHAREXÂ Is a relatively new

ALPHAREX Is a relatively new brand in the automotive aftermarket industry

they'll stand up to the abuse of everyday driving to ensure the first set is the only set you'll ever need

After many simulations

Added Safety: Includes a brake light function for enhanced on-road safety

Relay Harness: MotoCycle Single Output (H4) Chevrolet ALPHAREXÂ Is a relatively newPower Delivery: The MotoCycle relay harness is designed to deliver steady voltage to your HID system directly from the bike's battery. Factory headlight outputs are really only designed to power a halogen light bulb and with the not so stable electrical systems on motorcycles that could mean bad news for the longevity of your upgraded headlights without a harness. One of a Kind: The Morimoto H4 Single Lamp Motorcycle specific harness is the first and