Install new hardware with your new parts. M6
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Used in securing the coolant expansion tank
Brand:
ES#:
470213
Mfg#:
N90570802
In Stock
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$3.55
This product was last offered at the strikethrough price on 06-06-2026
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 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3660806
Mfg#:
8K0121405QKT
Ships in 5 Business Days
ON SALE!
$83.99
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!
Seals the expansion tank cap to the reservoir. 28.5x3.8
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
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!
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4691027
Mfg#:
8W1121405NKT
Ships in 1-2 days
$577.99
This product was last offered at the strikethrough price on 01-07-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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.
