Holley EFI Holley EFI GM GEN V GDI Subharness Late LTx Engines - (EFI-558-221)

DescriptionEarly LTx EnginesGM GEN V GDI Sub harness for early LTx Engines. The fuel pressure sensor easily identifies these engines, early engines use a 4-pin fuel pressure sensor. GM uses two...

DescriptionFor LTx Throttle Bodies and Terminator X and X Max ECUsGM GEN V LTx DBW Harness. Compatible with GM part number 12617792 (L83), and 12678223 (L86, LT1, LT4).

DescriptionFor use with Terminator XThis harness is designed for use with Terminator X and X Max ECU's Only.

DescriptionService GDI Controller for Terminator X GM Gen V LTTake control of your GM Gen V LT4, LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning...

DescriptionFor use with Terminator X - Requires V3 SoftwareThis harness is designed for use with Terminator X ECU's Only with V3 build 100 or later.