PCM Flash Programmers / EFI Engine Management

*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 commonly found in 1996-2004 Mustangs, 1995-2006 F150, or...

*Fits Ford 4V 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 commonly found in 1996-2004 Mustangs, 1995-2006...

Have you been looking for a dash solution for your vehicle, but just cannot find anything you like or that is cost effective? No need to look any further as Holley has created a full color touch screen dash that includes sensors for monitoring basic...

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 resolution low glare, high brightness, high contrast, full...

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 readings when used in conjunction with your Holley EFI...

Replacement Holley EFI, Bosch 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 readings when used in conjunction with your Holley...

Plug and play for Holley Avenger, Terminator, 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 systems (Terminator systems monitor fuel pressure...

Plug and play for Holley Avenger, Terminator, 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 systems (Terminator systems monitor fuel pressure...

Designed to plug and play with HyperSpark distributors and Holley EFI main harnesses with an ignition connector, such as part number 558-104. Allows customer to run a "timed sequential" fuel strategy For use with Terminator X EFI systems

CAN Extension Harness (for Racepak and other external CAN drives) 8ft in length. For use with Holley EFI and running directly to a digital dash.  

The CAN to USB communication cable provides the user with real tuning time access to the ECU. This cable can be used with Holley EFI, Sniper EFI, and Terminator X Tuning Software. Which can be downloaded for free from the Support section of our...

Easy to install with one touch lever. PVC suction mount arm adjusts vertically and provides 360 degree rotation. 

If you are a horsepower junky and you need a fix, look no further. DiabloSport’s inTune i2 Performance Programmer is an easy way to boost power without even popping the hood! You get a performance upgrade that makes your throttle more responsive,...

Holley EFI 3.5" Touch Screan LCD for use with all Terminator, HP, and Dominator EFI systems  This touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact, full color 3.5" LCD display. Features: *Laptop-free...

For use on 1999-2004 4.6L and 5.4L 2-valve engines Tired of jumping through hoops and having to play tricks with the factory ECU?  Welcome to a better way.  Is you cam too wild?  Power Adders?  Bring'em on.  Holley EFI has got...

For use on 1999-2004 4.6L and 5.4L 4-valve engines Tired of jumping through hoops and having to play tricks with the factory ECU?  Welcome to a better way.  Is you cam too wild?  Power Adders?  Bring'em on.  Holley EFI has got...

4" Color Touch Screen Display w/ Ambient Light Sensor Improves Horsepower, Torque, Overall Performance and More Includes Pre-Configured SCT Tunes Holds up to 10 Custom Tunes Reads/Clears DTC Trouble Codes Built-In Wi-Fi for Easy Updating Built-In...

The X4 Power Flash arrives Pre-Loaded with DYNO Proven tune files that INCREASE HORSEPOWER and TORQUE! Programming your vehicle with one of SCT's pre-loaded performance or fuel economy tune files is as easy as 1-2-3. Simply plug the OBDII connector...