Doug's Mid Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM F-Body 1970-81 (Pair) HARN08S003 90-94 C1500 SS 454 (w/

90-94 C1500 SS 454 (w/ C-Notch) 6" Rear DropVehicle Applications: 1988-1998 Chevrolet Silverado/Sierra C1500 (All Cabs) 6 lug

Chevrolet Mark-IV Big Block V8 Timing Cover Seal

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12 AN in Female O-Ring Outlet

or green - one "set" of seat belts equals one seat

Doug's Mid Length Headers - 1-7/8 in Primary - 3 in Collector - Black - GM LS-Series - GM F-Body 1970-81 (Pair) HARN08S003 90-94 C1500 SS 454 (w/Product Description: Headers Mid Length 1. 875 in Primary 3 in Collector Steel Black Paint GM LS Series GM F Body 1970 81 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 extra