This is Invidia's Newest Downpipe, With a Divorced Wastegate and cat, this will seperate the exhaust gas exiting the downpipe, creating a smoother exhaust flow, thus resulting in more HP and Torque. All this while keeping the exhaust fumes clean and safe for the enviroment. The downpipe is constucted of 304 stainless steel with a large bellmouth will ensure longevity while enhancing power by freeing wastegate gaskets. 3" mandrel bent and bolts up to any catback or stock unit. New Gaskets recommended for purchase with this downpipe.