Fit for 3.0L twin-turbo N54 (3.0-litre twin turbo) motors 335i, 335xi, 135i and the N53 (3.0-litre non-turbo) 2006 - 2010 325i, 330i, 525i, 525xi, 528i, 528xi, 530i, 530xi and the N20 (2.0-litre turbo) Z4 2013-, and the N52 X3. This fitting also fits the next generation N55 motors in all chassis.
There are no sharp corners on this fitting so that the coolant will not be disrupted as it passes through.
This product is made from high strength aerospace aluminum.
This product was designed to maximize the resistance to breakage, so that it will not fail
This product is a direct replacement for the plastic fitting on BMW PN 11537541992 and 11537544638. water hose fitting 11537541992 bmw coolant hose connector
for 2008 bmw 530i water outlet kit 7544789 n54 aluminum fitting upgrade 2013 w 335xi coolant hose flange thermostat hose bmw 525xi