Holley EFI 550-1621 Terminator X Max MPFI SystemFuel Injection System Terminator X Max MPFI System Terminator X Max MPFI System; Fits w GM Gen V LT Direct Injector w LT Drive By Wire Throttle Body; Late; SPECIFICATIONS: Cylinder Head Type: GM LS Series Engine Make Size: Chevy LT1 WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm www. P65Warnings. ca. gov FEATURES: Swapping Late Model GM Gen V LT Engines Into Vintage Vehicles 3. 5 in. Handheld