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Volkswagen Golf VIII FWD 2.0T Evo4

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Volkswagen Golf VIII FWD 2.0T Evo4 Cooling Expansion Tank Parts

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MK8 GTI/Golf R & 8Y A3/S3 Carbon Fiber Expansion Tank Cover

ES#4658329 - 014916LA01-01 - MK8 GTI/Golf R & 8Y A3/S3 Carbon Fiber Expansion Tank Cover - Cover the unsightly coolant expansion tank with premium carbon fiber material! - ECS - Audi Volkswagen

Cover the unsightly coolant expansion tank with premium carbon fiber material! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4658329
Mfg#:
014916LA01-01
In Stock
ON SALE! SAVE 15%
$229.99

This product was last offered at the strikethrough price on
06-13-2026

$195.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Expansion Cap

ES#3188199 - VWR19G703 - VWR Billet Expansion Cap - Doesn't your pride and joy deserve better than plastic parts in the engine bay? - Racingline - Volkswagen

Doesn't your pride and joy deserve better than plastic parts in the engine bay?

Brand:
Racingline - Corporate Logo
ES#:
3188199
Mfg#:
VWR19G703
In Stock
$120.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Coolant Tank Cap

ES#4620720 - CTS-ACC-009 - CTS Coolant Tank Cap - Lose the plastic! - CTS - Audi Volkswagen

Lose the plastic!

Brand:
CTS - Corporate Logo
ES#:
4620720
Mfg#:
CTS-ACC-009
Ships on Sep 1, 2026
$69.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#3485290 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Genuine Volkswagen Audi - Audi Volkswagen Porsche

Keep proper pressure in your coolant system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3485290
Mfg#:
2Q0121321A
In Stock
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$42.99

This product was last offered at the strikethrough price on
08-04-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 22%
$19.99

This product was last offered at the strikethrough price on
05-02-2026

$15.50 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank With Carbon Fiber Cover

ES#4820175 - 5wa121407fKT - Coolant Expansion Tank With Carbon Fiber Cover - Cover your new coolant expansion tank with premium carbon fiber material! - Assembled By ECS - Volkswagen

Cover your new coolant expansion tank with premium carbon fiber material! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4820175
Mfg#:
5WA121407FKT
Ships in 3 Business Days
ON SALE! SAVE 18%
$247.99

This product was last offered at the strikethrough price on
05-02-2026

$202.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap - Black

ES#4004591 - 5Q0121321 - Expansion Tank Cap - Black - Keep proper pressure in your coolant system - Rein - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4004591
Mfg#:
5Q0121321
In Stock
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank And Cap

ES#5435354 - 5wa121407fkt1KT - Coolant Expansion Tank And Cap - Replace your cracked or faded expansion tank. - Genuine Volkswagen Audi - Audi Volkswagen

Replace your cracked or faded expansion tank.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5435354
Mfg#:
5WA121407FKT1KT
Ships in 3 Business Days
$64.99

This product was last offered at the strikethrough price on
08-04-2026

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4387306 - 5WA121407F - Coolant Expansion Tank - Replace your cracked or faded expansion tank. - Genuine Volkswagen Audi - Audi Volkswagen

Replace your cracked or faded expansion tank.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4387306
Mfg#:
5WA121407F
Ships in 3 Business Days
12% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$25.99

This product was last offered at the strikethrough price on
08-04-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Expansion Cap & Washer Fluid Reservoir Cap

Doesn't your pride and joy deserve better than plastic parts in the engine bay?

Brand:
Racingline - Corporate Logo
ES#:
5481518
Mfg#:
VWR19G703KT
In Stock
$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank & Hose Refresh Kit

Packs the fluid overflow bottle, upper bleed-off hose, and lower block supply hose to overhaul the entire subsystem at once.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5482565
Mfg#:
5WA121447KT
Ships in 3 Business Days
$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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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