The expansion tank (a.k.a. engine coolant recovery tank) helps keep the vehicle’s cooling system functioning properly.View Full Product Listing
What Sets Us Apart: Complete Kit
The Problem: The OE expansion tank systems for BMWs can fail over time. When they do, coolant may leak, which increases the risk of overheating. Compounding matters, it’s easy to damage the thermostat on the oil cooler when removing the expansion tank.
Our Response: TechSmart’s Expansion Tank Service Kits come complete with everything you need to restore function to the vehicle's cooling system:
To learn more about the Expansion Tank Service Kits, check out the video below from our “Are You TechSmart?” series: