This Wagner Tuning stainless steel downpipe with 200CPI sport catalyst is a direct bolt on upgrade for the N55 engines of the BMW 135i F2x and 335i / 435i before 06/2013.
– Direct bolt on
– High-quality stainless steel 1.4301 (SS304)
– Diameters : 76mm / 105mm
– 200 CPI racing catalyst
– Hardware included