Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) Interior Lights & Components Cast using premium grade alloys

Cast using premium grade alloys for superb thermal shock stability

1980-1990 Mercury Cougar

Magnum Shield

which is SFI certified

119 cc Chamber

Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) Interior Lights & Components Cast using premium grade alloysProduct Description: Headers Full Length 1. 875 in Primary 3 in Collector Steel Black Paint GM LS Series GM Fullsize Truck 1963 72 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