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Volkswagen Passat B6 FWD 2.0T Cooling Expansion Tank Parts

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ES#2815697 - 3B0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Hamburg Tech - Audi Volkswagen

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!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815697
Mfg#:
3B0121321
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4810100 - 1K0121109AK - Expansion Tank Hose - Lower - Replace at the first signs of leakage - Vaico - Audi Volkswagen

Replace at the first signs of leakage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with CBFA or CCTA engine code only

Brand:
Vaico - Corporate Logo
ES#:
4810100
Mfg#:
1K0121109AK
Special Order: No Guaranteed ETA
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3970169 - 5Q0121321 - Expansion Tank Cap - Black - Keep proper pressure in your coolant system - Meyle - Audi Volkswagen Porsche

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!

Brand:
Meyle - Corporate Logo
ES#:
3970169
Mfg#:
5Q0121321
Ships on Oct 15, 2026
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3672033 - 3C0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Stant - Audi Volkswagen Porsche

Keep proper pressure in your coolant system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Stant - Corporate Logo
ES#:
3672033
Mfg#:
3C0121321
Back Ordered
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5433719 - 1K0122447EQ  - Expansion Tank Hose - Upper - Replace at the first signs of leakage - URO - Audi Volkswagen

Replace at the first signs of leakage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BPY engine code only

Brand:
URO - Corporate Logo
ES#:
5433719
Mfg#:
1K0122447EQ
Ships in 1 Business Day
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper expansion tank hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits vehicles with CCTA or CBFA engine code only

Brand:
Vaico - Corporate Logo
ES#:
4839981
Mfg#:
1K0122447FT
Special Order: No Guaranteed ETA
$12.99 USD
Free Shipping
on orders $49 and up
ES#4900411 - 1K0121407F - Coolant Expansion Tank - Meyle - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900411
Mfg#:
1K0121407F
Special Order: No Guaranteed ETA
$30.99 USD
Free Shipping
on orders $49 and up

More About Cooling Expansion Tank Parts

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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Manufacturer names and/or part numbers are used only for identification purposes.

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