Holley - For Primary Side on Models 4150™, Model 4160™, Model 4175™ and Model 4500™ auxiliary lighting and any other

auxiliary lighting and any other electrical accessories that would normally require a relay

Spark Plug Wire Set - Ultra - Spiral Core - 8 mm - Red - Straight Plug Boots - Socket Style - Universal 8-Cylinder - Kit

A variety of advance stop bushings and springs are supplied so you can dial-in a custom curve

The exhaust system is covered by our 3-year Limited Warranty and includes all necessary parts and hardware for a quick and easy installation you can do at home

Holley - For Primary Side on Models 4150™, Model 4160™, Model 4175™ and Model 4500™ auxiliary lighting and any otherFor Primary Side on Models 4150, Model 4160, Model 4175 and Model 4500