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8L l6 1978 GMC K15 Suburban 400/6
0L V8 2007 - 2012 GMC Canyon SLT 223/3
3 V8 2011 - 2013 GMC Sierra 2500 HD SLT 364/6 V8 2011 - 2013 GMC Sierra 2500 HD WT 364/6 V8 2011 - 2013 GMC Sierra 2500 HD SLE 364/6 V8 2011 - 2013 GMC Sierra 2500 HD Denali 364/6 V8 2011 - 2013 GMC Sierra 3500 HD SLT 364/6 V8 2011 - 2013 GMC Sierra 3500 HD WT 364/6 V8 2011 - 2013 GMC Sierra 3500 HD SLE 364/6 V8 2011 - 2013 GMC Sierra 3500 HD Denali 364/6 V8 2004 - 2016 Chevrolet Silverado 1500 LS 325/5
5L V8 1972 - 1978 Mercury Marquis Brougham 460/7
LS Coil Extension Harnesses 558-326 instrument-panel-lights 8L l6 1978 GMC K15Designed to extend your factory coil harness, allowing you to easily remote mount your LS ignition coils. Features: OEM connectors provide a secure connection between your ECU and Ignition Coils1 Techflex F6 braided wire loom keeps your engine bay looking clean, while providing abrasion resistance2 These 36" long harnesses offers Plug & Play fitment3 Specs: Brand Holley EFI Emission Code 3 Grade Type Performance Harness Application GM, LSX, Universal
