Collection: Wiring Harnesses
Wiring harnesses are essential components that provide electrical connections between various engine components, sensors, & the vehicle's main electrical system. They consist of a network of wires, connectors, & terminals that route power & signals to different engine components, such as the ignition system, fuel injectors, sensors, & other electrical devices. The engine wiring harness ensures that all the electrical components in the engine bay are properly connected & can communicate with each other & the vehicle's main control unit. It is designed to withstand the harsh conditions under the hood, including heat, vibrations, & exposure to chemicals & fluids. In addition to providing reliable electrical connections, engine wiring harnesses also play a crucial role in organizing & routing the wiring in a neat & organized manner, simplifying troubleshooting & maintenance tasks. If any issues arise with the engine's electrical system, such as faulty connections or damaged wires, the wiring harness may need to be repaired or replaced. Upgrading to aftermarket engine wiring harnesses can also be done to support engine modifications or to improve overall electrical performance.
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AEM Infinity Series 5 Pre-wired Mini-Harness 30-3705
Vendor:Regular price $315.95 USDRegular priceUnit price / per$417.00 USDSale price $315.95 USDSold out -
AEM Infinity Plug & Play Jumper Harness for Nissan 1994-1996 Silvia SR20DET 30-3517
Vendor:Regular price $553.95 USDRegular priceUnit price / per$731.00 USDSale price $553.95 USDSold out -
AEM Infinity 506/508 K-Series Plug & Play Jumper Harness 30-3502
Vendor:Regular price $290.95 USDRegular priceUnit price / per$384.00 USDSale price $290.95 USDSold out -
AEM Infinity 506/508 Honda/Acura B/D/H Plug and Play Jumper Harness 30-3501
Vendor:Regular price $290.95 USDRegular priceUnit price / per$384.00 USDSale price $290.95 USDSold out -
AEM Wiring Harness for V2 Controller with Multi Input 30-3324
Vendor:Regular price $40.95 USDRegular priceUnit price / per$42.00 USDSale price $40.95 USDSale -
AEM ECU Extension/Patch Harness Infiniti & Nissan 30-2996
Vendor:Regular price $194.95 USDRegular priceUnit price / per$257.00 USDSale price $194.95 USDSold out -
AEM AQ-1 OBD2 96" Flying Lead Wiring Harness 30-2907-96
Vendor:Regular price $284.00 USDRegular priceUnit price / per$374.88 USDSale price $284.00 USDSold out -
AEM AQ-1 96" Flying Lead Wiring Harness 30-2906-96
Vendor:Regular price $296.95 USDRegular priceUnit price / per$391.00 USDSale price $296.95 USDSale -
AEM AQ-1 18" Mini Harness Pre-wired for Power, Ground, CAN & USB Coms 30-2906-18
Vendor:Regular price $189.79 USDRegular priceUnit price / per$250.00 USDSale price $189.79 USDSold out -
AEM EMS 4 - 96" Flying Lead Harness with Fuse and Relay Panel 30-2905-96
Vendor:Regular price $292.99 USDRegular priceUnit price / per$386.00 USDSale price $292.99 USDSold out -
AEM EMS 4 - Mini Harness Pre-wired for Power, Ground, CAN & USB Coms 30-2905-0
Vendor:Regular price $132.62 USDRegular priceUnit price / per$175.00 USDSale price $132.62 USDSold out -
AEM CD-5/7 Carbon Digital Dash Plug & Play Adapter Harness for MSD Atomic TBI 30-2213
Vendor:Regular price $31.47 USDRegular priceUnit price / per$69.00 USDSale price $31.47 USDSale -
KC HiLiTES Wiring Harness with 40 Amp Relay and LED Rocker Switch 6315
Vendor:Regular price $55.99 USDRegular priceUnit price / per$73.00 USDSale price $55.99 USDSale -
KC HiLiTES Wiring Harness for Two Backup Lights with 2-Pin Deutsch Connectors 63091
Vendor:Regular price $64.99 USDRegular priceUnit price / per$85.00 USDSale price $64.99 USDSale -
KC HiLiTES Cyclone LED - Universal Wiring Harness for 2 Lights 63082
Vendor:Regular price $69.99 USDRegular priceUnit price / per$92.00 USDSale price $69.99 USDSale -
KC HiLiTES Wiring Harness - for 2 Lights with 2-Pin Deutsch Connectors 6308
Vendor:Regular price $45.99 USDRegular priceUnit price / per$60.00 USDSale price $45.99 USDSale -
KC HiLiTES Add-On Wiring Harness - Add 1-2 Lights 6316
Vendor:Regular price $55.99 USDRegular priceUnit price / per$73.00 USDSale price $55.99 USDSale -
Diode Dynamics - DD4076 - Plug-and-Play DRL Headlight Harness for 2016-2019 Toyota Tacoma
Vendor:Regular price $0.00 USDRegular priceUnit price / per$0.00 USDSale price $0.00 USDSold out -
Diode Dynamics - DD4027 - Heavy-Duty HID Relay Harness (one)
Vendor:Regular price $0.00 USDRegular priceUnit price / per$0.00 USDSale price $0.00 USDSold out -
Diode Dynamics - Heavy Duty Dual Output 3-way 4-pin Wiring Harness DD4093
Vendor:Regular price $59.95 USDRegular priceUnit price / per$79.00 USDSale price $59.95 USDSale -
Insane Audio FJ1001-JBL Wiring Harness - Plug and play for Insane Audio FJ head units with OEM JBL system FJ1001-JBL
Vendor:Regular price $69.99 USDRegular priceUnit price / per$92.00 USDSale price $69.99 USDSale -
Diode Dynamics Switchback Solid-State Relay Harness (pair) DD3067
Vendor:Regular price $49.95 USDRegular priceUnit price / per$65.00 USDSale price $49.95 USDSale -
Diode Dynamics - DD3041 - Solid-State Relay Harness
Vendor:Regular price $29.95 USDRegular priceUnit price / per$39.00 USDSale price $29.95 USDSale -
Diode Dynamics - DD4056 - OEM Auxiliary Switch Dual-Output Wiring Harness
Vendor:Regular price $29.95 USDRegular priceUnit price / per$39.00 USDSale price $29.95 USDSale