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Audi A4 Engine Cooling Parts

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ES#280263 - 06C121445A - Thermostat Hose - Connects the water pipe to the thermostat - Genuine Volkswagen Audi - Audi

Connects the water pipe to the thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280263
Mfg#:
06C121445A
In Stock
ON SALE!
$25.99

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

$25.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3463358 - 8D0121055T - Radiator Hose - Lower - Connects the lower radiator port to the thermostat housing - Hudson - Audi Volkswagen

Connects the lower radiator port to the thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D -X-003501, split is in the 1999 model year

Brand:
Hudson - Corporate Logo
ES#:
3463358
Mfg#:
8D0121055T
Ships in 3 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5435259 - 904683 - Zerex Ht-12 Pink - Si-OAT technology specifically engineered for modern BMW, VW, Audi, and Porsche vehicles. - Zerex - Audi Volkswagen

Si-OAT technology specifically engineered for modern BMW, VW, Audi, and Porsche vehicles. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Zerex - Corporate Logo
ES#:
5435259
Mfg#:
904683
Back Ordered
$25.99

This product was last offered at the strikethrough price on
05-07-2026

$24.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2816256 - 8D0121403D - Coolant Expansion Tank - Includes integrated coolant level sensor - Hamburg Tech - Audi

Includes integrated coolant level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816256
Mfg#:
8D0121403D
Ships in 2 Business Days
$24.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3189489 - 627-006 - Coolant T Connector - Connects to the lower radiator hose - Dorman - Audi Volkswagen

Connects to the lower radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3189489
Mfg#:
627-006
Ships in 4 Business Days
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813065 - 06D121133A - Coolant Hose Flange  - Located rear engine, this flange houses the temp sensor - Hamburg Tech - Audi

Located rear engine, this flange houses the temp sensor 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#:
2813065
Mfg#:
06D121133A
Ships in 2 Business Days
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4142910 - 06E121139K - GASKET - Genuine Volkswagen Audi - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4142910
Mfg#:
06E121139K
Ships in 1-2 days
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
06-08-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3437886 - 4H0951253 - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Flosser - Audi Volkswagen

Replacement 4 pin relay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used for fan control

Brand:
Flosser - Corporate Logo
ES#:
3437886
Mfg#:
4H0951253
In Stock at Vendor
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4883895 - 7P0121365 - Radiator Sleeve - Two (2) Required Per Vehicle - Rein - Audi

Two (2) Required Per Vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rein - Corporate Logo
ES#:
4883895
Mfg#:
7P0121365
Ships in 2 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3462987 - 06B121058S - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Hudson - Audi Volkswagen

Connects the oil cooler to the hard water pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3462987
Mfg#:
06B121058S
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3437196 - 4E0121666 - Cooling System O-ring - Priced Each - Ensure a proper seal on your cooling system. 38x4mm - Meistersatz - Audi

Ensure a proper seal on your cooling system. 38x4mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals both hoses to the coolant pump assembly

Brand:
Meistersatz - Corporate Logo
ES#:
3437196
Mfg#:
4E0121666
In Stock at Vendor
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#11850 - n90380002 - O-Ring - Priced Each (24x3) - O-ring used in various areas on your European vehicle - Genuine Volkswagen Audi - Audi

O-ring used in various areas on your European vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
24x3 O-ring that is seated between the hard coolant pipe and thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
11850
Mfg#:
N90380002
Ships in 1-2 days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4345879 - 8K0121275C - Upper Radiator Bushing - Priced Each - Rubber mounts that stabilize the radiator - Febi - Audi

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

Brand:
Febi - Corporate Logo
ES#:
4345879
Mfg#:
8K0121275C
In Stock
Limited Qty Sale
$4.99

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

$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4809961 - N10470705 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x50 - Rein - Audi

Install new hardware with your new parts. M6x50 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Used to secure the water pump to the block

Brand:
Rein - Corporate Logo
ES#:
4809961
Mfg#:
N10470705
Back Ordered
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419544 - 06E121119A - Round Seal - Priced Each - Install a new o-ring for a proper seal. 31.9x3.3x5.3 - Victor Reinz - Audi

Install a new o-ring for a proper seal. 31.9x3.3x5.3 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3419544
Mfg#:
06E121119A
In Stock at Vendor
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2816257 - 8D0121403L - Coolant Expansion Tank - Includes integrated coolant level sensor - Hamburg Tech - Audi Volkswagen

Includes integrated coolant level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816257
Mfg#:
8D0121403L
Ships in 2 Business Days
$23.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

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

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