Holley EFI - Holley EFI Terminator X Max - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3 Don't settle for a factory

Don't settle for a factory ECU with a cumbersome tuning interface or pre-programmed tuning chip when you can have complete control of your engine

600 in Valves - 210 cc Intake - 60 cc Chamber - Angle Plug - Aluminum - Small Block Ford - Each

Coil Spring - Conventional - 5 in OD - 12 in Length - 275 lb/in Spring Rate - Black Powder Coat - Each

Air Induction System - Magnum FORCE Stage-2 - Reusable Oiled Filter - Plastic - Black - GM GenV LT-Series - Chevy Corvette 2014-19 - Kit

Holley EFI - Holley EFI Terminator X Max - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3 Don't settle for a factoryThe 3. 5" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry leading, easy to use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank.