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DESCRIPTION
The expansion tank stores excess coolant, usually when it’s at an extremely high temperature. As with many BMWs, over time these expansion tanks will fail and leak due to the constant exposure to heat and pressure. Manufactured by Behr Hella, an original equipment supplier to BMW.
HELPFUL TIPS
A replacement bleed screw is not included with this tanks. We strongly recommend purchasing a new bleed screw as a must have item when replacing your expansion tank.
PART NUMBERS
Please note: Part numbers are provided for reference only. For correct compatibility to your vehicle, please follow our fitment advice