Doug's Mid Length Headers - 1-7/8 in Primary - 3 in Collector - Silver Ceramic - GM LS-Series - GM A-Body 1964-67 (Pair) 11015 The 4781 has a 1

The 4781 has a 1

Digital Display

1960-1967 Chevrolet C10 Pickup

NOTE: Series 8A does not include Helmet Hardware

134 lb/in Spring Rate

Doug's Mid Length Headers - 1-7/8 in Primary - 3 in Collector - Silver Ceramic - GM LS-Series - GM A-Body 1964-67 (Pair) 11015 The 4781 has a 1Product Description: Headers Mid Length 1. 875 in Primary 3 in Collector Steel Silver Ceramic GM LS Series GM A Body 1964 67 Pair Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction sheets. Our extra