Replace your cracked or leaking tank - Does not include cap or coolant level sensor
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Brand:
ES#:
4475920
Mfg#:
17138677649
Ships in 1 Business Day
$164.99
This product was last offered at the strikethrough price on 03-20-2026
Quality replacement for your cracked and/or damaged coolant expansion tank.
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Includes both the Engine Coolant Expansion Tank and Charge Air Cooler Coolant Expansion Tank, plus both of the expansion tank caps
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Brand:
ES#:
4776041
Mfg#:
17138677649EKT
Ships in 1 Business Day
ON SALE!
$208.99
This product was last offered at the strikethrough price on 05-02-2026
Keep your BMW’s cooling system performing exactly as intended with this premium replacement coolant expansion tank cap from Febi Bilstein.
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Keep your engine cooling system performing at its peak with this direct-replacement Coolant Expansion Tank from Febi Bilstein.
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A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.
Lifetime Replacement
