Expansion Tank Replacement Kit - Level 2

The expansion tank in your BMW is a vital component of the cooling system, and because of the constant abuse from heat and temperature changes it often fails. ECS Tuning has created a kit that includes a replacement expansion tank and level sensor with clip as well as a cap. Whether you are doing preventative maintenance or fixing a failed tank, this kit is convenient and complete. This kit also includes the automatic transmission thermostat and mounting plate for the expansion tank