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Automotive Wiring Harnesses
Rely on our large selection of low-priced, high-performance automotive wiring harnesses to tell your speedster what to do next. With circuits ranging from eight to 24,...
Rely on our large selection of low-priced, high-performance automotive wiring harnesses to tell your speedster what to do next. With circuits ranging from eight to 24, and the ability to replace parts on vehicles from as far back as 1946, we have what you need to complete your next auto project. Featuring top brands, including Painless Wiring, Ron Francis Wiring, FAST, and Summit Racing, we can help you get the job done—no matter what the make and model. Harness the power today!
Rely on our large selection of low-priced, high-performance automotive wiring harnesses to tell your speedster what to do next. With circuits ranging from eight to 24, and the ability to replace parts on vehicles from as far back as 1946, we have what you need to complete your next auto project. Featuring top brands, including Painless Wiring, Ron Francis Wiring, FAST, and Summit Racing, we can help you get the job done—no matter what the make and model. Harness the power today!
Showing In Stock Items. Show All 280 Items.
Wiring Harnesses, Holley EFI, HyperSpark Ignition Adapter, Plug-and-Play, Holley Main Harness to Terminator X EFI System, Each
Part Number: HLY-558-323
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
1963-65 Nova, 1963-66 Chevy Truck, 1965-66 Corvair, 1964-66 Corvette, 1963-66 Impala, Steering Column Adapt Harn, 1969-74 GM & Ididit Columns
Part Number: SUM-RP20768
Estimated Ship Date: Today
Estimated Ship Date: Today
Wire Harnesses, Sniper 2 EFI, Tachometer, Input Ignition, Adapter Harness, for CD Ignition Boxes, Each
Part Number: HLY-558-329
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, Holley EFI, Pro-Billet Ignition Adapter, Plug-and-Play, Holley Main Harness to Terminator X EFI System, Each
Part Number: HLY-558-325
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness Adapters, Sniper EFI 1 Harness to Sniper EFI 2 System, Pre-Terminated, Each
Part Number: SNE-558-489
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, RetroBright Adapter, H4, Non-Standard Plug, Pin-Out Swap, Plug-and Play, Ceramic, Premium Version,Pair
Part Number: HLY-H820
Estimated Ship Date: Today
Estimated Ship Date: Today
Wire Harnesses, Sniper 2 EFI, Adapter for Pro-Billet Distributer or 2-Wire Magnetic pickup Trigger, Each
Part Number: HLY-558-330
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Nexus Rebel, Pedal Assembly Adapter, Corvette, Chevy, LS, Each
Part Number: HTH-HT-186507
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Oil Pressure Adapter, Gen III to Gen IV, Nexus Rebel, Chevrolet, LS, Each
Part Number: HTH-HT-186510
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Wire Adapter Harness, 18 in. Long, 4L80E, Each
Part Number: ICB-WATRA31-18
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Elite CAN Adapter Harness, Elite ECU to OBDII Bluetooth/Wireless Module, 72 in. Length, Each
Part Number: HTH-HT-135000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Distributor Adapter Pigtail, Factory-style Replacement, for 1992-93 LT1 Distributors Only, Each
Part Number: PRF-60114
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, Steering Column Adapter Harnesses, Chevrolet, Each
Part Number: AWW-37618
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Wiring Harness Plug & Play Wiring Adapter for Jeep Wrangler JL Reverse Lights
Part Number: ORC-5879-504
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Wiring Harnesses, RetroBright, Adapter, H4, Non-Standard Plug, Pin-Out Swap, Plastic Version, Entry Level, Pair
Part Number: HLY-H821
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Relay Control Module, ORACLE Wrangler JK Switchback Turn Signal Y Splitter Adapter (Single )
Part Number: ORC-5851-504
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Wiring Harness, Nexus Rebel, Pedal Assembly Adapter, Bosch, Chevy, LS, Each
Part Number: HTH-HT-186512
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, Steering Column Adapter Harnesses, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: AWW-38127
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, Steering Column Adapter Harnesses, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: AWW-37542
Not Yet Reviewed
Estimated Ship Date: Jun 18, 2026 if ordered today
Estimated Ship Date: Jun 18, 2026 if ordered today
Wiring Harness, ORACLE Lighting Plug & Play Wiring Adapter for Jeep Gladiator JT Reverse Lights
Part Number: ORC-5880-504
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Wiring Harnesses, Steering Column Adapter Harnesses, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: AWW-37009
Not Yet Reviewed
Estimated Ship Date: Jun 19, 2026 if ordered today
Estimated Ship Date: Jun 19, 2026 if ordered today
IPU Adapter Harness, Connectors, Terminals, Seals, FAST XFI, Kit
Part Number: FST-301300
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Headlight Wiring Harness, Adapter Harness, Plastic, Black, Harley-Davidson®, Each
Part Number: KUR-5487
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Wiring Harnesses, LED Headlight Module, Each
Part Number: DNL-DNLWHS-10200
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Module Harness, XFI, Kit
Part Number: FST-301308
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Headlight Wiring Harness, Adapter Harness, Plastic, Black, Harley-Davidson®, Each
Part Number: KUR-5478
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
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