Keep proper pressure in your coolant system
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Connects the radiator feed hose to the expansion tank
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Replace your old coolant tank and stop those pesky leaks
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Install a brand new expansion tank with a new R8 polished aluminum cap and hardware
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Install a brand new expansion tank with a new R8 polished aluminum cap and hardware
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Replace your cracked or faded expansion tank.
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Brand:
ES#:
3970565
Mfg#:
8E0121403A
Special Order: No Guaranteed ETA
$25.77
This product was last offered at the strikethrough price on 12-29-2025
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
