Connects to the lower radiator hose
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Keep proper pressure in your coolant system
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Replace at the first signs of leakage
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with CBFA or CCTA engine code only
Brand:
ES#:
315464
Mfg#:
1K0122447GC
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$26.99
This product was last offered at the strikethrough price on 06-02-2026
Replace at the first signs of leakage
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with CBFA or CCTA engine code only
Brand:
ES#:
315284
Mfg#:
1K0121109AK
In Stock at Vendor
17% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$29.99
This product was last offered at the strikethrough price on 05-07-2026
Install new hardware with your new parts.
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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 For vehicles with CBFA or CCTA engine code only
Brand:
ES#:
315285
Mfg#:
1K0121109AL
Ships in 1-2 days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$15.99
This product was last offered at the strikethrough price on 06-02-2026
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#:
4818658
Mfg#:
5Q0121321
Ships in 2 Business Days
ON SALE!
SAVE 24%
$15.99
This product was last offered at the strikethrough price on 05-02-2026
Does not include cap
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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!
For vehicles with CBFA or CCTA engine code only
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
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
