Direct Fit Catalytic Converter; Grade Series; 2.25 in. Tubing; 2.5 in. Inlet/2.25 in. Outlet; Overall L-18.90 in.; W-4 in.; Conv L-9.5 in.; Not Air Tube Kit Adaptable;.
The difference from OEM is incredible. Major gain in power due to very restrictive original component. Buy this instead of a replacement OEM from Mini.