CTS Turbo Performance catted Mid-Pipes for 8V/8Y Audi RS3 and 8S Audi TTRS

CTS Turbo Performance catted Mid-Pipes for 8V/8Y Audi RS3 and 8S Audi TTRS These pipes replace the restrictive secondary catalytic converters with high-flow cats, allowing the 2.5T engine to breathe easier.  While not offering major performance gains, the exhaust note will be drastically improved. Product Details: - Hand Crafted from 3" T304 Stainless Steel - Necessary installation hardware included (gasket set included) - CNC water jet cut flanges - CNC mandrel bent stainless steel piping - Polished stainless steel exhaust tubing - 200 cell cats - Will not cause CEL (check engine light)   Only fits 2016+ MK3 Audi TTRS, 2017+ 8V Audi RS3, 2022+ 8Y Audi RS3. Does not fit models equipped with OPF/GPF. NOTE: due to vehicle production discrepancies please confirm that you car has secondary catalytic converters before ordering. Look under the vehicle and locate 2 small catalytic converters on the exhaust.