Pypes Performance Exhaust DGF13S: DGF13S Downpipes for 1965-1970 Bonneville, 1967-1969 Firebird, 1969-1972 Grand Prix
GM A, F-Body
Exhaust Downpipes 1965-1970 Bonneville 1967-1969 Firebird 1969-1972 Grand Prix Pontiac V8 Engines Fits Standard Manifolds w/2-Bolt Flanges 2.500 in. Diameter Pre-Installed 2-Bolt Flanges 16-Guage 409 Stainlees Steel Pair