Quick view Turbo XS TurboXS High Flow Catalytic Converter Pipe - 08-14 Subaru Impreza STI TurboXS High Flow Catalytic Converter Pipe - 08-14 Subaru Impreza STI Wanna squeeze some extra power from you exhaust but still need to pass emissions testing? The Turbo XS Catalytic... $225.86 Add to Cart