Flowmaster - 40 Delta Flow® - 2.50 Center In / 2.50 Dual Out - Aggressive Sound 375 in Arch - 205

375 in Arch - 205 lb/in Spring Rate - 3000-3400 lb Car Weight - Steel - Natural - Camaro Style - Each

600 in Head - 8 mm Valve Stem - 5

5 in Diameter - 1-1/8 in x 26 Spline - Spring Hub - Organic - GM LS-Series - Kit

273 x 2 in Rectangular Port - Steel Core Laminate - Small Block Chevy - Kit

1L - Gen III Hemi - Each

Flowmaster - 40 Delta Flow® - 2.50 Center In / 2.50 Dual Out - Aggressive Sound 375 in Arch - 205This two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.