BMW340i440i540i740iB58DecatDownpipe

MTC Motorsport BMW M140i M240i 340i 440i 540i and 740i 4.5” stainless steel decat downpipe for B58 engine onlyThis will NOT fit the 2018 onwards models with the PPF filter unless it has been coded out and can be removed.The 340i downpipe is machined from SS304 aircraft-grade stainless steel and are tig welded in houseThe B58 downpipe is made of 4.5