Product#: H820

Adapters; H4 Non-Standard Pin-Out Swap; Pair

On rare occasion, the three-pin low and high beam connection from the wire harness on classic cars is wired in an unconventional format. The pin-out for low, high, and ground may be different than what is considered industry...


Product#: H310

Adapters; H4 Non-Standard Pin-Out Swap; Pair

Some extra length to the outputs of your harness for your HID Ballasts or high beam solenoids with these 9006 Male to 9006 Female extension cords. Oversized: If you're retrofitting a big truck or mounting your ballasts in an...


Product#: 80300

H4 Modular Headlight Plug

H4 Headlight plugs. Preterminated with butt connectors for easy attachment. Perfect for replacement of worn original connectors.

H4 Modular Headlight Plug

MSRP $13.99 pr
Classic $11.99 pr

Product#: WE303

Headlamp Pigtail Socket; 3 Prong; Each; Various Models

Replace missing, cracked or brittle plastic headlamp socket pigtail assembly with this quality reproduction. This replacement, heavy duty 3-wire headlamp plug will replace the original plug on most vehicles equipped with dual...


Product#: H70

Morimoto Lighting; MotoControl Bi-Xenon Headlamp Relay Harness Assembly; H13/9008

Modern Chrysler products like the Dodge Ram and Jeep JK Wrangler all have super picky "can-bus" systems that monitor for changes in the headlight circuit and cause all kinds of problems when doing an HID conversion. When a...


Product#: H80

Morimoto Lighting; MotoControl Bi-Xenon Headlamp Relay Harness Assembly; H9004/9007

Morimoto makes it easy with the MotoControl 9004/9007 Bi-Xenon relay harness. Designed to be completely plug-n-play; it's a seamless solution to keep your low and high beams under control with the original stalk inside the...


Product#: WE311

2 Prong Headlamp Socket

Replace missing, cracked or brittle plastic headlamp socket pigtail assembly with this quality reproduction. This replacement, heavy duty 2-wire headlamp plug will replace the original plug on most vehicles equipped with dual...

2 Prong Headlamp Socket

MSRP $6.99 ea
Classic $5.99 ea

Product#: H699

RGB Headlamp Adapter; 14 AWG; RGBW 5-Pin JST Male to RGB 4-Pin JST Female; 10-Feet

Product Specifications: Wire Gauge: 14 AWG Length: 6in / 150mm Insulation: Braided TechFlex Connector 1: RGBW 5P JST Male Connector 2: RGB 4P JST Female {spec}


Product#: H60

Morimoto Lighting; MotoControl Bi-Xenon Headlamp Relay Harness Assembly; H4/9003

Morimoto makes it easy with the MotoControl H4/9003 Bi-xenon headlight relay harness. Designed to be completely plug-n-play; it's a seamless solution to keep your low and high beams under control with the original stalk...


Product#: H49003

3 Contact Female Headlamp Pigtail Socket for H4/9003 Halogen Headlight Bulbs

Universal replacement headlight pigtail wiring harness for vehicles with 3-prong H4/9003 halogen headlamp bulbs. The original socket assemblies are often missing, cracked or brittle on classic cars. This replacement, heavy...


Product#: H695

RGB Headlamp Extension Adapter; 14 AWG; 4-Pin Male/4-Pin Female; 10-Feet

Old school "RGB" style 4-pin connectors are very commonplace for generic or older style RGB parts. These 4-pin connectors don't have any actual "latch" or connector to them, and just basically use four naked pins instead. ...


Product#: MX01132

H4 - 2 Headlamp System Wiring Upgrade Set

This OER® Authorized wiring harness set upgrades the stock headlamp wiring on your vehicle to provide your new bulbs with maximum power and decrease the chance of overloading the stock wiring and connectors. Power...


Product#: MX01133

H4 - 4 Headlamp System Wiring Upgrade Set

This OER® Authorized wiring harness set upgrades the stock headlamp wiring on your vehicle to provide your new bulbs with maximum power and decrease the chance of overloading the stock wiring and connectors. Power...


Product#: MX01131

9005/9006 - 4 Bulb System Wiring Upgrade Set

This OER Authorized wiring harness set upgrades the stock headlamp wiring on your vehicle to provide your new bulbs with maximum power and decrease the chance of overloading the stock wiring and connectors. Power will be...


Product#: 200011

Headlight Relay and Fuse Assembly

Protect your H4 investment with this 5 prong 30 amp relay and 20 amp fuse set with 14 gauge wire leads.