Select your own expansion tank cover color and cap to enhance your engine bay
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Select your own expansion tank cover color and cap to enhance your engine bay
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Keep proper pressure in your coolant system
2X Entries Into Our F80 M3 Sweepstakes
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Keep proper pressure in your coolant system
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
11-07-2026
Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit.
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
11-07-2026
Install new hardware with your new parts.
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Direct OE-quality replacement coolant reservoir to cure cracked plastic seams, eliminate false "Low Coolant" dash warnings, and prevent catastrophic silicate bag failure.
Seals the expansion tank cap to the reservoir. 28.5x3.8
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Keep proper pressure in your coolant system
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7.6x2.5
Keep proper pressure in your coolant system
We Price Match - Give Us A Call or Chat!
Keep proper pressure in your coolant system