Terminator X and Terminator X Max. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just $999. Why settle for a junkyard or factory ECU with a cumbersome aftermarket tuning interface when you can get complete control of your engine, self-learning fuel strategies and the proven, race winning technology of Holley EFI for under a grand!

Maintain precise control of fuel delivery and atomization for more power, better throttle response, and improved fuel economy.

Holley has the exact distributor perfect for your application – whatever that application is!