Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Silver Ceramic - GM LS-Series - GM F-Body 1970-74 (Pair) GBDL3 Redesigned shell that optimizes shell

Redesigned shell that optimizes shell size

Promotes increased flow for improved performance

1989-1990 Chevrolet K2500

1965-1969 Pontiac Beaumont

Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Silver Ceramic - GM LS-Series - GM F-Body 1970-74 (Pair) GBDL3 Redesigned shell that optimizes shellProduct Description: Headers Full Length 1. 875 in Primary 3 in Collector Steel Silver Ceramic GM LS Series GM F Body 1970 74 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