Feature Replace damaged or broken intake hoses directly to restore driveability. Cracked air intake hose would cause the engine to jump and the car to take off very slow. Please make sure the item is the exact part you need. This is a non-OEM product, accessory only! Specification: Type: Air Flow Hose Duct Tube Material: Rubber Color: Black Inner Diameter 1:7cm / 2.75", 7.3cm / 2.87" Inner Diameter 2:7.7cm / 3.03", 8.9cm / 3.50" Size1:9.7x13.7cm / 3.82"x5.39"(OD*L) Size2:8.5.x7.3cm / 3.34"x2.87"(OD*L) OE Number:13541438759/13541438761Fitment: for BMW 325Ci L6 2.5L (Engine ID M56) 2003-2006 2.5L L6 2494cc for BMW 325i L6 2.5L (Engine ID M56) 2003-2005 2.5L L6 2494cc for BMW 330Ci 2001-2006 3.0L L6 2979cc for BMW 330i 2001-2005 3.0L L6 2979cc for BMW 330Xi 2001-2005 3.0L L6 2979cc for BMW Z3 2001-2002 3.0L L6 2979cc Package Includes:1 Set x Air Flow Hose Duct Tube