Holley EFI Terminator X Max - Gen IV, DBW, 58x/4x, EV6, 4L60/4L80 rod bolts Without 8mm corner bolts

Without 8mm corner bolts

Drive-by wire throttle body control

and real horsepower gains

or a custom fuel or oil pressure safety

GM stock valve covers

Holley EFI Terminator X Max - Gen IV, DBW, 58x/4x, EV6, 4L60/4L80 rod bolts Without 8mm corner boltsHolley EFI Terminator X Max Gen IV, DBW, 58x 4x, EV6, 4L60 4L80 Crank Reluctor 58x Drive By Wire Yes Handheld Included Yes Injector Connector EV6 Transmission 4L60 4L80 Take control of your LS engine with Terminator X Max. Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self learning fuel strategies and the proven, race winning technology of Holley EFI at a budget friendly price.