This is the hose that carries coolant from the water pump to the engine block and oil filter housing on N20 engines in the F22 228i, F30 320i/328i, F32 428i, X1/X3/X4 28i, and Z4 28i. BMW calls it a "feed line".Important Fitment Notes:
1. this hose part number only fits with engines that use an aluminum oil filter housing (not plastic). Most cars have been updated to an aluminum housing after a factory BMW replacement.
2. there are two versions of this hose. The end of this part number connects to a plastic elbow next to the oil filter cap
. The other version (part #11537639997) connects directly to the oil cooler.
3. not for models with N26 SULEV engine.
This is an OEM water feed hose manufactured by Rein Automotive - the original supplier to BMW for this part, as well as many other engine components. As the OEM it meets all of BMW's original design, fitment, and performance requirements and is TUV approved. OEM parts are the best alternative to more expensive Original BMW parts because they are virtually identical without the inflated price tag. This part has a two year warranty.
F22 / F23 (2014-2021) > 228i
F30 / F31 / F34 (2012-2019) > 320i
F30 / F31 / F34 (2012-2019) > 320i xDrive
F30 / F31 / F34 (2012-2019) > 328i
F30 / F31 / F34 (2012-2019) > 328i xDrive
F32 / F33 / F36 (14-20) > 428i
F32 / F33 / F36 (14-20) > 428i xDrive
F10 / F11 (11-16) > 528i N20 (2012-2016)
F10 / F11 (11-16) > 528i xDrive N20 (2012-2016)
E84 X1 (2013-2015) > X1 28i
F25 X3 (2011-2017) > X3 sDrive28i
F25 X3 (2011-2017) > X3 xDrive28i
F26 X4 (2015-2018) > X4 28i xDrive
E89 Z4 (2009-2016) > Z4 sDrive28i