Cylinder Head to Thermostat Hose with Aluminum Flange, Rein - E60 525i/528i/530i (N52)

This part is listed by BMW as BMW part number 11537544638 (11 53 7 544 638) and is described as Water Hose / Coolant Hose for 2006-2007 model BMW 5 series with the N52 3.0 liter engine, which includes 2006 and 2007 model 525i, 525xi, 530i and 530xi sedan and wagon. 

This replacement cooling hose runs from the thermostat to the cylinder head on the N52 6 cylinder powered E60/E61 5 series models (2006, 2007, 2008, 2009 and 2010 model years) including 525i, 525xi, 528i, 528i xDrive, 530i, 530xi. The original hose uses a plastic flange at the cylinder head that can crack or warp over time and lead to a coolant leak. This hose includes a new aluminum flange that is guaranteed not to fail.

Rein is the manufacturer of this hose, who is an original equipment manufacturer (OEM) for BMW. You can be assured this hose will perform just as the Genuine BMW part does, but at a fraction of the cost of the equivalent hose from the dealer. It also comes with a 24 month warranty, so you can be assured this is a quality brand designed for longevity and ideal fitment. 

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.