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1991-94 GM Truck EFI Harness - TBI 4.3, 5.0, 5.7, 7.4 Engines - 4L80-E

BL301103 - 1991-94 GM Truck EFI Harness - TBI 4.3, 5.0, 5.7, 7.4 Engines - 4L80-E

These harness sets allow you to properly wire your engine swap from a donor truck or crate motor. Each harness is designed to work with a specific transmission. Other non-computer-controlled automatic and manual transmissions can be used but may requir e ECM reprogramming for best results.

NOTE: ECM may require reprogramming or removal of PATS (Passenger Anti-Theft System) in order to operate fully & completely.

Product #: BL301103

Arriving Soon!

MSRP: $659.99 set
Classic: $599.99 set


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