Holley Performance

Holley is now offering budget friendly fabricated intake manifolds for LS, Small Block Chevy and Small Block Ford engines in carbureted and EFI versions!Features: Black Finish creates stealthy under-hood styling 3mm (1/8") thick T6061 sheet alumin...

GM Tuned Port / Holley Steathram Engine HarnessSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: TPI/ Stealthram Harness Type: Main Part Type: Fuel Injection Harness Product Type: TPI - Stealth...

This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly found in 2006+ Year Model vehicles with LS variants such as the: LS2,LS3,LS7,L76,L92, and L98.Specs: Brand: Holley EFI Category: Fuel Injec...

This harness is designed for LS1/6 Engines, from 1997-2004. This harness interfaces with 24x Crank and 1x Cam sensors.Specs: Brand: Holley EFI Category: Fuel Injection - EFI Crank Reluctor: 24x Emission Code: 4 Harness Application: LSX Harne...

The Holley GM Gen V LT Ultra Lo-Ram intake manifold kits are designed for GM Gen V LT engines equipped with GM LT cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram intake manifolds are designe...

Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors....

Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors....

The best crimping tool available for making custom wiring harnesses. Constructed with a heavy duty hardened steel frame with molded non-slip hand grips. An adjustable ratchet mechanism produces consistent factory style high quality crimps. Bring...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Dash bezels that are designed to work with the Holley EFI dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte...

Dash bezels that are designed to work with the Holley EFI dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte...

Dash bezels that are designed to work with the Holley EFI dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte...

Dash bezels that are designed to work with the Holley EFI dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte...

This harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug. Additionally we have pre-installed a Power Tap for easy access to 12v, 5v Reference, and Sensor Grounds. The Ford MPFI C-O-P Main Harness has also...

This kit is designed to allow the use for all Holley MPI / TBI / Terminator EFI systems on vehicles equipped with dual fuel tanks. The fuel injection systems require a fuel return line. In dual tank applications, the fuel must be returned to the t...

Upgrading to an MSD Flying Magnet Crank Trigger Kit will deliver the precise and reliable signal that a high performance engine requires. This kit gives you the ability to control timing electronically through a Holley EFI ECU (or other standalone...

Upgrading to an MSD Flying Magnet Crank Trigger Kit will deliver the precise and reliable signal that a high performance engine requires. This kit gives you the ability to control timing electronically through a Holley EFI ECU (or other standalone...

Upgrading to an MSD Flying Magnet Crank Trigger Kit will deliver the precise and reliable signal that a high performance engine requires. This kit gives you the ability to control timing electronically through a Holley EFI ECU (or other standalone...