Top Street Performance Engine Wiring Harness - WH1213-1

An LS engine swap is a no-brainer when it comes to adding some affordable horsepower to a project car, but any swap comes with its share of headaches, including wiring. That's where TSP's engine and transmission wiring harness comes in. It is designed for engines from '03-'07 drive-by-wire GM trucks with automatic transmissions.

Application: Chevrolet Small Block V8 Gen. III/IV (LS-Based)

Note: Fits LH6, LY5, LMG, LH8 engines from '09-'14 drive-by-wire trucks with 4L80E (11-pin) auto transmissions