Keep proper pressure in your coolant system
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Brand:
ES#:
4818658
Mfg#:
5Q0121321
In Stock
ON SALE!
SAVE 24%
$15.99
This product was last offered at the strikethrough price on 05-02-2026
Connecting hose between the pair of expansion tank pipes and the pipe that connects the water pump to the coolant flange
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4818599
Mfg#:
1K0121109AL
In Stock
ON SALE!
SAVE 27%
$8.99
This product was last offered at the strikethrough price on 05-02-2026
Complete billet aluminum coolant cap assembly to replace your blue or black plastic cap
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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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!
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.
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Volkswagen
Lifetime Replacement
