Holley EFI

Plug and play for Holley Avenger, Terminator X, HP, and Dominator ECU fuel and oil pressure inputs. 1/8" NPTFeatures:•Plug and play for both fuel and oil pressure inputs with Holley EFI...

Holley EFI Fuel Injector Set 42 lbs fuel injectors, 8-per set

*Fits Ford 2V Mod Motor w/ Stock Coils and EV1 injectors Introducing Terminator X and X Max Kits for the Modular Ford engine. These new kits will plug and play with either 2V or 4V Mod Motors...

Clearance/Closeout 1 In stock, no refunds or returns on clearance items.  *Fits Ford 4V Mod Motor w/ Stock Coils and EV1 injectors   Introducing Terminator X and X Max Kits for the...

  This is pre-order only, shipments expected to go out late July early August 2026 The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely...

The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely customizable for use in a variety of motorsports applications. It features a 12.3" 1280x480...

The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely customizable for use in a variety of motorsports applications. It features a 12.3" 1280x480...

  This is pre-order only, shipments expected to go out late July early August 2026   Holley's new 6.86" Pro Dash delivers over 200 monitoring channels of reliable real-time data in a...

Holley's new 6.86" Pro Dash delivers over 200 monitoring channels of reliable real-time data in a more compact, full HD package suitable for nearly any motorsports application. Be assured that the...

The Holley EFI 5-inch Digital Dash comes out of the box, ready to plug and play with your Gen 1 Sniper EFI, Terminator X or X MAX, and Holley EFI Dominator or HP ECU. The 5-inch digital touch...

This 3.5" Touch Screen LCD Handheld Controller gives you access to a wide range of tuning options. Additionally this display can be used as a fully customizable data monitor! With this 3.5" display...

Replacement Holley EFI NTK Wide band Oxygen sensor. This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate...