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 Magnum Shield

Magnum Shield

Axle Shaft Diameter - 3

Cast using premium grade alloys for superb thermal shock stability

Gen ll Stealth

1980-1990 Mercury Cougar

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 Magnum ShieldProduct 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