Seat Leon Cupra Leon Mk4 Hatch 300ps (OPF/GPF Equipped) (2021-) Large Bore Downpipe and Hi-Flow Sports Cat 94mm / 3.7inch ID Turbo Outlet to 80mm / 3.15inch Downpipe with 200CPSI HJS Cat includes OPF/GPF Bypass - Fits with OE OPF/GPF Back System Only 94mm / 3,7"