Flowmaster 814116 Header 409S - 4-1 One piece - 3.00 in. Ball and Socket Flange Outlet - Pair

Compatible with 64-72 Chevrolet Chevelle, Wagon, Buick Gran Sport, Skylark, Wagon, Pontiac GTO, LeMans, Oldsmobile Cutlass, 442, LS1/LS6 SB Engine, V8, Long Tube Headers, 1-3/4 in. Primary, 3 in. Ball-Flange Collector, 16 Gauge Tubing, 3/8 in. Flange, Silver Ceramic Coating, 409S Stainless Steel;

Flowmaster's Scavenger Series Elite headers feature heavy duty 3/8 in. laser cut flanges, 16 gauge stainless steel primary pipes and gasket free ball flange exhaust connectors. Designed to compliment installations of modern GM LS-1 and LS-6 engines into popular Buick, Chevy, Oldsmobile and Pontiac muscle cars, these full length headers provide an exact fit and increased performance.;