CTS Turbo B8/B8.5 Audi A4/A5/AllRoad/Q5 1.8T/2.0T High Flow Catalytic Converter

Product Details: – 3″ high-flow cat – T304 stainless steel construction – 200 cell stainless steel high flow cat – Mandrel-bent stainless steel – Fully tig welded design – Extra O2 bung for wide-band installation – Install hardware included – Great power upgrade To remove the CEL that will occur, proper tuning software must be used. CTS Turbo recommends choosing a High Flow Cat for the sake of our environment!