Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) Oil Cooler 99-09 GM Truck/Suv 6

99-09 GM Truck/Suv 6

1988-1993 Chevrolet C1500

GM Duramax 2001-04

3 to 60 psi

This Main Support Windage Tray is for Ford 429-460

Doug's Full Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM Fullsize Truck 1963-72 (Pair) Oil Cooler 99-09 GM Truck/Suv 6Product 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