Howell EFI’s new Ecotec3 Truck Harness Kits allow the transplant of an EcoTec3 4.3L V6 engine, 5.3L V8 engine, and EcoTec3 6.2L V8 engine from 2014 + GM trucks and SUV’s into an unlimited number of applications from Street Rod, Pro-Touring, Off-Road, Sandrails, Street machines and more.
Howell EFI’s OEM quality harnesses are made to your specifications and have fuse block, check engine light, diagnostic connector, electric fan control, and a complete stand-alone design to control engine functions. Harnesses requiring emissions connections are also available upon request.
- 6.2L V8 engine Kit Harness part #HVL625846T
- 5.3L V8 engine Kit Harness part #HVL535846T
- 4.3L V6 engine Kit Harness part #HVL435846