Patriot Header Flange - 0.313 in Thick - 1.29 x 1.84 in Oval Port - Small Block Ford - Pair 1421 Sturdy steel construction is pre-painted

Sturdy steel construction is pre-painted white

Buick Rainier (05-04) Cadillac Escalade (06-02) Cadillac Escalade ESV (06-03) Cadillac Escalade EXT (06-02) Chevrolet Avalanche 1500 (06-02) Chevrolet Avalanche 2500 (06-03) Chevrolet Express 1500 (07-03) Chevrolet Express 2500 (07-03) Chevrolet Express 3500 (07-03) Chevrolet Monte Carlo (06) Chevrolet SSR (04-03) Chevrolet Silverado 1500 (06-99) Chevrolet Silverado 1500 Classic (07) Chevrolet Silverado 1500 HD (06-05)

For Pontiac V8

Engine Durability

Patriot Header Flange - 0.313 in Thick - 1.29 x 1.84 in Oval Port - Small Block Ford - Pair 1421 Sturdy steel construction is pre-paintedPatriot Exhaust H7870 Header Flange Pair Ford 260 351W Tube Diameter 1 5 8" 1 3 4" Oval Port. Precision machined flanges 5 16" thick Supplied with our premium head gaskets A wide variety of tube diameters and port shapes are available; Patriot Exhaust products continue to offer the best value for the dollar of any brand in the industry. This year's product offering presents sixteen new applications for popular muscle cars and trucks including Camaro,