- Discover the ultimate selection of wiring solutions for your semi truck with our comprehensive range of products designed to meet all your electrical needs. From the versatile Flexible LED Roll Installation Kit to the robust 1 Male Packard With 2 Female Packard With Loom Y-Wiring Harness, we offer everything you need for seamless installations and reliable performance. Our collection includes essential items like the 1 Male Packard With 6 Inch Pigtail Wiring Harness, 1 Female Packard With 10 Inch Pigtail Wiring Harness, and the DRY FIT STT Connector, ensuring you have the right tools for any job. Upgrade your Kenworth 2011 and newer models with our Y Harness Kit With Loom, or enhance your trailer with the J.W. Speaker Model 4416 Trailer Hitch Wire Harness. Illuminate your path with our Single Output LED Light Bar Harness and Dual Output LED Light Bar Wiring With Harness. For LED conversions, choose from our H13, H4, 9007, and 9004 Bixenon Interface Harnesses. We also provide a variety of plugs and adapters, including the LED 8 Inch Lead 2-Wire Plug, Stripped Lead And Ring Terminal LED 3-Wire Molded Plug, and Replacement Wire For Peterson 106 130 135 And 138 Series Marker Lights. Ensure your signals are clear with our Turn Signal Plug, 6 Inch LED 2-Wire Adapter Plug, and Double Bullet Plug With 8 Inch Leads. Extend your reach with the 25 Foot Replacement Cable and keep your lights flashing with the Sealed Wire Harness For Flashing LED Lights. Our Air Cleaner Light Box Wire Harness and Freightliner-specific options like the Headlight Projector Corner Wiring Adapter and High Beam Conversion Kit are perfect for specialized needs. We also offer a 3 meter 9.8 feet length Extension Cable, Corner Wiring Adaptor Kit- (2) Harnesses, and Guide Headlight Wiring Kit. For Peterbilt 359, our Dual Headlight Wiring Kit is a must-have. Additional products include the Bumper Guide Light Socket With 60 Inch Wire, 6 Prong Tail Light Bulb Holder For 1157 Bulbs, Fog Lamp Wiring Harness Kit, Trailer Harness Kit, and 12 Inch Lead Wire Trailer Harness Kit. Enhance your vehicle's lighting with the Sequential LED Light Kit and ensure secure connections with the Weather-Tight Pin Connector Kit For "QuadraFlare" Warning Lights. Our Pigtail options, including 10 Inch Leads, 7" Single Contact Pigtail, and 2 Wire Pigtail With 2 Prong Straight Plug With 12" Lead And 50 Pieces, provide the flexibility and reliability you need. Shop now for top-quality wiring solutions that keep your semi truck running smoothly and efficiently. Don't forget to check out our range of Brothers Truck Parts, Mothers Mag and Aluminum Polish, Mothers Aluminum Polish, Toggle Switch Wiring, Universal Pig-Tail Brake Controller Wiring Harness, Mothers Chrome Polish, 3 Prong Plug Wiring, Brothers Classic Truck Parts, Mothers Mag Aluminum Polish, and Mothers Carnauba Wax. Enhance your vehicle's performance and appearance with our premium products today!