15 Results Found For "kits"

Relays, Fuel Pump, 30 Amp, 12V, Single Pole, Blade Type, Wire Harness Included, Each

Part Number: HLY-12-753

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Free Shipping

Wire Connector Replacement Parts, Holley EFI, Replacement, J2A, J2B, J3, J4, Male/Female Connectors, Pins, Weatherproof Seals, for Dominator EFI, Kit

Part Number: HLY-558-408

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Weatherproof Connectors, Holley EFI, J2B Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-346

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, J2A Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-345

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, J1B Input/Output Connector, OEM Style, 26-pin, Female, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-344

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, GM LSx Engine, Main Harness Connectors, Connectors, Pins, Seals, Cavity Plugs included, Kit

Part Number: HLY-570-103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Weatherproof Connectors, Holley EFI, J3 Input/Output Connector, OEM Style, Black Plastic, includes Pins, Seals, TPA, Kit

Part Number: HLY-570-347

Not Yet Reviewed

Estimated Ship Date: Today

Relays, Dual Fuel Pump, 40 Amp, 12V, Single Pole, Blade Type, Wire Harness Included, Chrysler, Dodge, Ford, Kit

Part Number: HLY-12-759

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Wire Connectors, Holley EFI, ECU Connectors, J1A/J1B Sealed Connectors, 20-22 and 16-18 gauge Wire Pins, Cavity Plugs, Kit

Part Number: HLY-558-448

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Weatherproof Connectors, Holley EFI, GM, MPFI/TPI, Main Harness Connectors, J1A/J1B Connectors, Pins, Seals, Cavity Plugs included, Kit

Part Number: HLY-570-102

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Fuel Injection System Wiring Harnesses, Holley EFI, Ford GT500, 3V Drive-by-Wire, Throttle Body Harness, Plug-and-Play, Ford, Mustang, 4.6L, 5.4L, Kit

Part Number: HLY-558-461

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Wiring Harness Adapters, Sniper EFI 1 Harness to Sniper EFI 2 System, Pre-Terminated, Each

Part Number: SNE-558-489

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Fuel Injection System Wiring Harnesses, Holley EFI, CAN Adapter Harness, Male to Female Adapter, 12 ft. Long, for Racepak or CAN Device, Each

Part Number: HLY-558-454

Not Yet Reviewed

Estimated Ship Date: 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