General description This Crankcase Vent Hose (part number 11157553949) is designed for various BMW models, including the E82 135i, E9X 335i, E60 535i, and Z4 with the N54 3.0L engine. It connects the valve cover to the intake manifold, ensuring proper ventilation and performance of your vehicle's engine. Technical specifications Part number: 11157553949 Material: ABS Color: Black Measurement allowed error: +/- 1-3 cm Compatibility and accessories E82 135i (2008-2010) E82 1M Coupe (2011+) E90 335i, 335xi, 335i xDrive - Sedan (2006-2010) E92 335i, 335is, 335xi, 335i xDrive - Coupe (2007-2010) E93 335i - Convertible (2007-2010) E60 535i, 535xi, 535i xDrive (2004-2010) Z4 sDrive35i, sDrive35is (2009-2016) 1 Series M (2011) Compatible with N54 3.0L engine models Installation Easy installation by connecting the hose from the valve cover to the intake manifold. Usage Designed to facilitate proper crankcase ventilation. Helps maintain engine performance and efficiency. Other information