The downpipe kit contains mandrel-bent 2.50? 409s stainless steel pipes that bolt to the OE manifolds on small block Chevy engines in GM A-body and F-body cars, such as the Chevelle, Camaro, El Camino and nova. the downpipe kits include the correct 3-bolt flanges, donut gaskets and donut sleeves. These pipes are designed for use with no heat riser. note: these pipes do not fit the 1962-1967 Nova.
Flowmaster's exhaust accessories now include a full line of mandrel bends, available in pipe diameters from 2.00 in. to 3.00 in. These stainless steel bends are available in various radii as well as angles from 45 to 180 degrees to allow 100% custom exhaust fabrication.