Automotive Wiring Accessories

Wiring Harnesses, Holley EFI, Gen V, LT Engine, Main Harness, for Terminator X, Terminator X Max, ECU Only, Chevy, 5.3L, 6.2L, Each

Part Number: HLY-558-129

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2026

Electrical Wire, Extreme Condition, 14-Gauge, 50 ft. Long, Black, Each

Part Number: PRF-70801

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Voltage Reducer, Drops Battery Voltage From 16 V To 12 V, Each

Part Number: ARC-PWM-1612

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 16, 2026 if shipped by air

Electrical Switch, Double O Trans-Brake Button, Push Button, Momentary Activation, Screw Terminals, Plastic, Red Button, Each

Part Number: ATI-940021

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Flasher Relay, 12 V, Two Terminals, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mazda, Mercury, Mitsubishi, Olds, Plymouth, Each

Part Number: SMP-EFL552

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Fuse Holder, Waterproof, Inline, 30 amp Fuse, Kit

Part Number: AWW-500094

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

Wire Sleeve, Braided, 2 in. Diameter, 4 ft. Length, Black, Each

Part Number: SUM-890343

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Battery Cable, Direct Fit, Assembled, Positive, Ford, Each

Part Number: SMP-A123-00HP

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Today

5000 Series Pressure Switch, 10 psi, Normally Open, Each

Part Number: SWW-SW76576

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Electrical Wiring Connectors, Heat Shrink, Polyolefin, 1/4 in. Butt Connectors, 16-22 Gauge, Female, Pink, Set of 20

Part Number: SUM-890087

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Wiring Harness, 1978 Chevy/GMC Truck, C-10, V/8, 305,350,400 C.I, Each

Part Number: SUM-RP22804

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if shipped by air

Fuel Pressure Switch; Fuel Pressure Safety Switch; Carburetor. Fuel Pressure; Heavy Duty

Part Number: NEX-15708

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 10/31/2026

Get a FREE T-Shirt on qualifying Nitrous Express purchases! Visit www.summitracing.com/go/nex for redemption information. ...Read More

Get a FREE Shirt after rebate on Nitrous Express purchases of $199 or more! Visit www.summitracing.com/go/nex for details and redemption form. Valid on purchases made between 8/14/26 and 10/31/26. Rebate must be submitted no later than 30 days after purchase date. U.S.A. residents only. Limit one free T-shirt per qualifying transaction. Cannot be combined with any other offer. End consumer rebate only. Purchases must total $199 or greater at MAP price in a single transaction. Show Less

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Windshield Wiper Switch, Steel, 5 Blade Terminals, Jeep, Each

Part Number: CWA-J5460089

Not Yet Reviewed

Estimated Ship Date: Today

Relay, Electric Fan Usage, 12 V, 40/60 amps, 25 amps Continuous Draw, Each

Part Number: DER-16764

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

Rear Lamp Harness, 1985-91 Chevy/GMC Truck, Rear, Fleetside, For Square Body and RV Style, Each

Part Number: SUM-RP24950

Not Yet Reviewed

Estimated Ship Date: Dec 7, 2026 if shipped by air

Wiring Harness, 23-Circuit, Dash Key, Bulkhead Style, Front Fuse Block, LED Blade Fuses, Standard Harness, Universal, Kit

Part Number: PRF-10406

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Nov 30, 2026 if shipped by air

Engine Wiring Harness, 1978 Chevy/GMC Truck, C-10, V/8, 454 C.I, Each

Part Number: SUM-RP22797

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2026

Wiring Pigtail, Ignition Switch, 6-pin, Black, Ford, Each

Part Number: SDK-C9AZ-14313-A

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

Relay, SPDT/Form C Mini 280, 12 V, 20/40 amps, Single Pole, Male Spade Terminal Type with Resistor, Each

Part Number: HLA-H41410081

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 10, 2026

Wiring Harness, Underdash, Front Fuse Block, Ford, Each

Part Number: SDK-C6ZZ14401ALL

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, J4 Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-348

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Ignition Switch, 30 amps, Four Pole, Die-cast Zinc, Post Terminal, Key Lock Cylinder, Kit

Part Number: AWW-500006

4.57 out of 5 stars ( 42 )

Estimated Ship Date: Today

Fuse Block, 7-Circuit, Universal, Kit

Part Number: PRF-70117

4.42 out of 5 stars ( 12 )

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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

1978-83 Chevy Truck , Windshield Wiper Switch, With Pulse Wipers, OEM Style Replacement, Plastic, Black, GM#14028808 , Chevrolet, Each

Part Number: SUM-RP20343

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today