Availability
Holley Performance Carbs & More
Legendary Holley carburetors have powered professional racers to victory for years, and you can bolt the same technology onto your engine. Every Holley carb is built...
Legendary Holley carburetors have powered professional racers to victory for years, and you can bolt the same technology onto your engine. Every Holley carb is built in the USA and 100-percent flow tested for no-hassle, out-of-the-box performance. Holley fuel pumps, fuel injectors, throttle bodies, and EFI system are manufactured using that same proven quality control. Bring a renowned Holley carburetor, fuel pump, or any other high-quality air and fuel system part to your street machine, competition vehicle, boat, or daily driver. Shop Holley at Summit Racing now!
Legendary Holley carburetors have powered professional racers to victory for years, and you can bolt the same technology onto your engine. Every Holley carb is built in the USA and 100-percent flow tested for no-hassle, out-of-the-box performance. Holley fuel pumps, fuel injectors, throttle bodies, and EFI system are manufactured using that same proven quality control. Bring a renowned Holley carburetor, fuel pump, or any other high-quality air and fuel system part to your street machine, competition vehicle, boat, or daily driver. Shop Holley at Summit Racing now!
Showing In Stock Items. Show All 5 Items.
Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each
Part Number: HLY-558-416
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System Wiring Harnesses, Dominator EFI, GM LSx, Dual Drive-by-Wire Harness, for Throttle Bodies to Dominator EFI Systems, Each
Part Number: HLY-558-411
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Main Harness, Terminator EFI Systems, Model 550-405, 550-406, Each
Part Number: HLY-558-414
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Early Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit
Part Number: HLY-558-417
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Late Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit
Part Number: HLY-558-418
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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