High-quality downpipe for BMW E60, E61 535d with M57N2 (M57TU2) engine. Exclusively crafted by KPerformance, our full 3″ (76mm) downpipe maintains a bolt-on fitment while maximizing exhaust flow and minimizing backpressure, resulting in sharper throttle response, increased performance, and a deeper, more aggressive exhaust tone. FITS THESE BMW MODELS: BMW 5 Series: E60, E61 [2007-2010] 535d (210kw / 286hp) – M57N2 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: • Direct bolt-on fitment • Stainless steel (SS304, 1.5mm) • Downpipe diameter: 3″ (76mm) • Flange to turbine diameter: 110mm • Connection to exhaust (stock): 70mm • One socket for lambda (oxygen) sensor • Two sockets for temperature (EGT) sensors • One pipe for the pressure sensor hose OE reference numbers: 18308508523, 8508523