High-quality downpipe for BMW F32, F33, F36 430d, 430dX, 435dX with N57N and N57Z engines. Important: This downpipe is designed to fit cars with Euro 6 emission standard. We also have Euro 5 version, so please verify your car’s emission standard before buying or send us your VIN code, and we will check it for you. FITS THESE BMW MODELS: BMW 4 Series: F32, F33, F36 [2014-2020] 430d (190kw / 258hp) – N57N 430dX (190kw / 258hp) – N57N 435dX (230kw / 313hp) – N57Z Note: If your model is not listed here, look for it under another product. If you cannot find your model anywhere, contact us for assistance. SPECIFICATION: • Quality stainless steel (SS304) • Downpipe diameter: 3″ (76mm) • Flange to turbine diameter: 105mm • Connection to exhaust (stock): 70mm • Two sockets for lambda (oxygen) sensors • Two sockets for temperature (EGT) sensors • Two pipes for the pressure sensor hoses OE reference numbers: 18 30 8 571 820, 18308571820, 8571820, 18 30 8 513 528, 18308513528, 8513528, 18 30 8 513 526, 18308513526, 8513526, 18 30 8 589 883, 18308589883, 8589883, 18 30 8 585 217, 18308585217, 8585217, 18 30 8 595 419, 18308595419, 8595419