Features: Tuned-length primary tubes for street performance; Mandrel-bent tubing for smooth exhaust flow; Light weight & sturdy 16 gauge tubing; Long transition collector for decreased back pressure; 5/16 machined flanges for a perfect seal; Industry's best welds for durability; designed for easy, trouble-free fit; All necessary hardware included for a complete installation; Works with Factory Power Steering and Power Brakes; Fits 1967-1974 Camaro,1965-1974 Chevy Full Size, 1964-1974 Chevelle/El Camino, 1970-1974 Monte Carlo, 1968-1974 Nova, 283-400ci Small Block Chevy, 1.625" Primary Tube x 3.00" O.D Collector Size