Fitment Information BMW 3-Series E90/E91/E92/E93 2006-2011 335i N54 N55 All sedans / wagons must purchase BMW fog lights in order to fit this kit. BMW Part Number: 63177158542. Specs & Features 3x the cooling efficiency than OEM / stock oil cooler Perfect upgrade for N54 engine with OEM oil cooler Oil cooler dimension: 11.5" x 7" x 2" Oil cooler line length: 34", 45" High-Quality 25 Row Oil Cooler Comes with Adapter & Fitting for Direct Bolt-On Perfect for Autocross / Track Use High Pressure, High Temp Hydraulic Hose with Fittings Mounting Bracket with Vents for Maximum Heat Extraction Comes with adapter, fittings, and mounting bracket Product Description The Rev9 oil cooler kit is designed to lower engine oil temperatures on cars that see a lot of high RPM use such as during track time.  The engine oil can quickly over heat and send your car into limp mode or the oil can simply break down and provide you will less and less protection the hotter it gets.  These oil cooler kits help to reduce that temperature even in the most demanding conditions. Redline360 is an authorized Rev9 dealer.