Doug's Transmission Crossmember - Bolt-On - Black - LS-Swap - GM Fullsize Truck 1963-72 29522510 Both kits include the following

Both kits include the following braces: two 30" long 120º lower quarter

610 in OD Steps

Vacuum / Mechanical Advance

1975-1987 Chevrolet C20

Doug's Transmission Crossmember - Bolt-On - Black - LS-Swap - GM Fullsize Truck 1963-72 29522510 Both kits include the followingProduct Description: Transmission Crossmember Bolt On Steel Black Powder Coat LS Swap GM Fullsize Truck 1963 72 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 thick gaskets are