Transmission oil cooler E83 / Z4 / E46 / X3

This transmission oil cooler helps maintain the optimal operating temperature for the transmission in BMW cars E83, Z4, E46, and X3, which extends its lifespan and improves its performance. It provides effective cooling and prevents overheating that may lead to transmission damage. Replacing the old oil cooler with a new part (17 22 7 505 826 / 17227505826) ensures smooth and economical driving. The part is compatible with BMW 3 Saloon (E46) 1998 - 2005, BMW 3 Coupe (E46) 1998 - 2006, BMW 3 Touring (E46) 1999 - 2005, BMW 3 Convertible (E46) 2000 - 2007, BMW 3 Compact (E46) 2001 - 2005, BMW Z4 Roadster (E85) 2002 - 2009, BMW X3 (E83) 2003 - 2010.