Product information "Milltek SSXAU727 Large-bore Downpipe and De-cat - Audi RS3 Saloon / Sedan 400PS (8V MQB) - Non-OPF/"
Fits both OE and Milltek Sport Cat Back Systems - NOTE to Customers - Due to Design of Turbo Waste Gate fitting a decat can cause metallic rattle to be heard more than the OE Cat Downpipe