Constructed from T304 grade stainless steel, the Scorpion decat downpipe features 4" / 100mm mandrel bent and TIG welded pipework. It seamlessly fits from the turbo to either the original or aftermarket catback of Audi RS3 8V5, TTRS Mk3 8S, and RSQ3 models, removing the OEM catalyst and OPF / GPF...