17 21 500 Rinse transmission oil cooler with lines (automatic transmission) (GA8HP45Z, GA8HP50Z, GA8HP70Z, GA8HP75Z, GA8HP90Z)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.