Keep proper pressure in your coolant system
We Price Match - Give Us A Call or Chat! For use with late model expansion tank, requires minor modification of coolant system to work
Keep proper pressure on your coolant, replaces any modern blue or black cooling cap
For use with late model expansion tank, requires minor modification of coolant system to work
Brand:
ES#:
2149010
Mfg#:
420121321
Ships in 4 Business Days
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$326.99
This product was last offered at the strikethrough price on 07-23-2026
Keep proper pressure in your coolant system
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! For use with late model expansion tank, requires minor modification of coolant system to work
Keep proper pressure in your coolant system
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! For use with late model expansion tank, requires minor modification of coolant system to work
Keep proper pressure in your coolant system
For use with late model expansion tank, requires minor modification of coolant system to work
Brand:
ES#:
3672033
Mfg#:
3C0121321
Back Ordered
$5.99 USD
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Lifetime Replacement
More About Cooling Expansion Tank Parts
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
