Pypes Performance Exhaust systems and accessories are fabricated using stainless steel materials that will provide their owners with long term service and satisfaction and Pypes products are backed by our limited lifetime warranty! 304 polished stainless steel, Sold in pairs! Inlet Inside Diameter: 2.5 Inch Outlet Outside Diameter: 2.5 Inch Outlet Type: Single Outlet Install Method: Clamp-On Shape: Round Angle Cut Material: 304 Stainless Steel Sold As: Pair Warranty: Limited Lifetime Dress Up Your Performance Exhaust Good Looks And Excellent Durability Tig Welded 2.5 inch Angle Cut x 9 inch Specifications Brand Pypes Performance Exhaust Part Number EVT49 Mounting Style Clamp-On Inlet Quantity 1 Inlet Diameter 2-1/2 in Outlet Quantity 1 Outlet Shape Round Outlet Diameter 2-1/2 in Overall Length 9 in Edge Style Cut Edge Cut Style Angled Wall Construction Single Wall Material Stainless Steel Color Polished Finish Polished Quantity Pair Fitment 1980 Pontiac Firebird 1979 Pontiac Firebird 1978 Pontiac Firebird 1977 Pontiac Firebird 1976 Pontiac Firebird 1975 Pontiac Firebird 1974 Pontiac Firebird 1973 Pontiac Firebird 1972 Pontiac Firebird 1971 Pontiac Firebird 1970 Pontiac Firebird 1969 Chevrolet Camaro 1969 Pontiac Firebird 1968 Chevrolet Camaro 1968 Pontiac Firebird 1967 Chevrolet Camaro 1967 Pontiac Firebird