1. Durable and reliable. 2. Easy to install. 3. It can be installed in the upper water pipe of the cooling water tank. 4. Applicable models: BMW335i, 335xi, 135i and N53 (3.0 liter non-turbo) / 2006-2010 325i, 330i, 525i, 525xi, 528i, 528xi, 530i, / 530xi and N20 (2.0 liter turbo) Z4 2013- and N52 X3. This accessory also works with the next generation N55 engine in all chassis 5. Material: aluminum alloy 7. OE: 11537541992/11537544638
