Wrap your coolant tank, top to bottom, with carbon fiber!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE
See your coolant levels clearly again, comes with coolant level sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Keep proper pressure on your coolant, replaces any modern blue or black cooling cap
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4691207
Mfg#:
420121321
In Stock
ON SALE!
SAVE 14%
$34.99
This product was last offered at the strikethrough price on 05-02-2026
Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
See your coolant levels clearly again, comes with coolant level sensor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4766189
Mfg#:
5Q0121407G
In Stock
ON SALE!
SAVE 23%
$30.99
This product was last offered at the strikethrough price on 01-03-2026
Keep proper pressure in your coolant system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Keep proper pressure on your coolant, replaces any modern blue or black cooling cap
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2149010
Mfg#:
420121321
Ships in 3 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 06-12-2026
Keep proper pressure in your coolant system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE!
SAVE 22%
$19.99
This product was last offered at the strikethrough price on 05-02-2026
Keep proper pressure in your coolant system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
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
