High-quality 3″ downpipe for BMW E90, E91, E92, E93 316d, 318d, 320d, 320xd with N47 and N47N engines. Exclusively designed 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 3 Series: E90, E91, E92, E93 [2007-2012] 316d (85kw / 116hp) – N47, N47N 318d (100kw / 136hp) – N47, N47N 318d (105kw / 143hp) – N47, N47N 320d ED (120kw / 163hp) – N47N 320d (130kw / 177hp) – N47 320xd (130kw / 177hp) – N47 320d (135kw / 184hp) – N47N 320xd (135kw / 184hp) – N47N 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: 83mm • Connection to exhaust (stock): 61mm • One socket for lambda (oxygen) sensor • One socket for temperature (EGT) sensor • One pipe for the pressure sensor hose OE reference numbers: 18307812283, 7812283, 18307812287, 7812287, 18307812285, 7812285, 18307823349, 7823349, 18307812279, 7812279, 18307808739, 7808739