Extended TBI Harness For 1986-1993 GM Engines: 4.3L V6, 5.0L, 5.7L & 7.4L V8 - Easy Install By Painless Performance Review

Painless fuel injection wiring utilizes all new TXL wire, OEM fitment connectors and grouped harness breakouts making for an easy install and saving you from using old re-worked wiring; Machine crimped terminals match OE quality. Every EFI harness is tested before leaving our facility, ensuring that each connector is properly pinned out and seated...no chasing miss-pinned connections with Painless EFI wiring. Diagnostic port and check engine light included with powder coated bracket, allowing you to check codes and troubleshoot just like a new OE vehicle; See product description below for more fitment details. When reliability and performance can't be compromised, you want TXL Wire - not the inexpensive primary wire you find in other harnesses; High strand count copper and high-quality insulation makes for high abrasion resistance and easy routing. American Made, American Proud Since 1990: Every Painless harness is proudly produced in Fort Worth, TX, where we also staff our unmatched Technical Support department. ; Need help during install...simply give us a call