- GM GEN III LS
- HOLLEY EFI
NOTICE - This harness is constructed with three, unshielded, 20 AWG wires. The only difference between this Gen III LS CMP extension harness and our Gen IV LS CMP extension harness is the pinout. Being an extension harness, this can be used universally with Gen III and Gen IV LS systems.
AUTOMOTIVE WIRING PRODUCTS Extension Harnesses meet or exceed the quality of Original Equipment (OE) harnesses:
- Assembled with the same materials found on production engine harnesses.
- Terminals are crimped with production applicators and/or Rennsteig hand tools to exceed pull test requirements.
- Wires are protected with high temperature fiberglass sleeving.
- Assembled in the USA