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Holley EFI

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2-BBL 2300 Throttle Body to Spread Bore Manifold Adapter

Want to mount one of the Holley 2-BBL throttle body injection units to your spread-bore manifold? T..

$99.94 $89.95

2-BBL 2300 Throttle Body to Square Bore 4150 Manifold Adapter

Want to mount one of the Holley 2-BBL throttle body injection units to your square-bore manifold? T..

$126.00 $88.95

2000 CFM Dominator Flange Throttle Body

If you’re thinking of building either a high performance or race multi-point fuel injection system f..

$1,516.00 $1,363.95

2BBL TBI to 2300 Flange Adapter

Adapt Holley's 2-BBL TBI unit to any intake manifold accepting a Holley 2300 Carburetor. Not Sure? R..

$235.00 $210.95

670 CFM Replacement Throttle Body, 1986-89 4.3L GM Truck

Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true ..

$969.00 $871.95

670 CFM Replacement Throttle Body, 1987-89 5.0L GM Truck

Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true ..

$935.00 $840.95

670 CFM Replacement Throttle Body, 1987-89 5.7L GM Truck

Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true ..

$946.00 $850.95

670 CFM Replacement Throttle Body, 1988-91 4.3L GM "S" & "T" Series Trucks

Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true ..

$935.00 $840.95

670 CFM Replacement Throttle Body, 1990-95 5.7L GM Truck ***DISCONTINUED***

Discontinued--But you have options! May 2, 2024: Holley has discontinued this product. No invento..

$1,094.00 $983.95

Air Temperature Sensor

Replacement air temperature sensor for use with Commander 950 or Holley. screws into intake plenum..

$56.89 $51.20

Analog Wideband O2 Gauge (Stand-Alone With Sensor)

Remember when you needed a bulky Wideband Controller box to install a stand-alone wideband air-fuel ..

$319.00 $286.95

Auxiliary Harness, J1A/B Connector Inputs/Outputs

On all Holley main harnesses (with the exception of the Terminator main harness) there is an 8-pin M..

$110.00 $98.35

Auxiliary Harness, J2A Connector Inputs/Outputs

The Holley Dominator ECU is unique from all of the other Holley ECUs in that it provides a plethora ..

$228.00 $204.95

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