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Audi A4 Engine Cooling Parts

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ES#4906326 -  06L121012L - Water Pump - Includes gasket and hardware - Vaico - Audi Volkswagen

Includes gasket and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vaico - Corporate Logo
ES#:
4906326
Mfg#:
06L121012L
In Stock at Vendor
$185.99

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

$180.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3447639 - 8E0121251AQ - Radiator  - Keep your cooling system operating properly - Behr - Audi

Keep your cooling system operating properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Behr - Corporate Logo
ES#:
3447639
Mfg#:
8E0121251AQ
Ships on Jun 30, 2026
$180.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3412065 - 8K0121405N - Coolant Expansion Tank - Includes the heat shield - Hudson - Audi

Includes the heat shield affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3412065
Mfg#:
8K0121405N
Ships in 1-2 days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#470540 - N90692901 - Coolant T Connector - Connects to the lower radiator hose - Genuine Volkswagen Audi - Audi Volkswagen

Connects to the lower radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects lower radiator hose to the coolant expansion tank hose and water pump hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470540
Mfg#:
N90692901
Ships in 2 Business Days
9% off MSRP

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

$32.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#262891 - 06B121058BD - Coolant Return Hose - Connects the hard water pipe to the oil cooler - Rein - Audi

Connects the hard water pipe to the oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
262891
Mfg#:
06B121058BD
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2800267 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Ajusa - Audi Volkswagen

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
2800267
Mfg#:
06H121119E
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2586894 - 8E0121403KT - Expansion Tank Replacement Kit - Composed of genuine Audi parts to fix your leaking coolant expansion tank. - Assembled By ECS - Audi

Composed of genuine Audi parts to fix your leaking coolant expansion tank. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586894
Mfg#:
8E0121403KT
Ships in 2 Business Days
ON SALE! SAVE 44%
$158.99

This product was last offered at the strikethrough price on
02-08-2026

$89.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4415012 - 4B3959457 - Cooling Fan Assembly - VDO - Audi

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

Brand:
VDO - Corporate Logo
ES#:
4415012
Mfg#:
4B3959457
Special Order: No Guaranteed ETA
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2973079 - 028117021LKT6 - Oil Cooler Replacement Kit - Stage 2 - Includes the necessary components to replace your oil cooler and perform an engine oil service - Assembled By ECS - Audi

Includes the necessary components to replace your oil cooler and perform an engine oil service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2973079
Mfg#:
028117021LKT6
In Stock
ON SALE!
$194.99

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

$177.80 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2608145 - 050121113CKT5 - Cooling System Refresh Kit - Level 3 - Replace critical cooling system components and perform a proper coolant system flush! - Assembled By ECS - Audi

Replace critical cooling system components and perform a proper coolant system flush! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AWM from VIN 8D-X-500001, split is in the 1999 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608145
Mfg#:
050121113CKT5
Ships in 2 Business Days
ON SALE!
$185.99

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

$177.07 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3690152 - 06h121113bkt6KT - Thermostat Replacement Kit  - Keep your cooling system efficient with a new thermostat, housing and o-ring - Genuine Volkswagen Audi - Audi

Keep your cooling system efficient with a new thermostat, housing and o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Inzi water pumps up to production date 6/3/2012

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3690152
Mfg#:
06H121113BKT6KT
Ships in 2 Business Days
$176.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2580975 - 8D0121403LKT - Expansion Tank Replacement Kit - Install a brand new expansion tank with a new cap and hardware - Genuine Volkswagen Audi - Audi Volkswagen

Install a brand new expansion tank with a new cap and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2580975
Mfg#:
8D0121403LKT
Ships in 2 Business Days
$174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2799 - 8D0121251N - Radiator - Keep your cooling system operating properly - Nissens - Audi Volkswagen

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

Brand:
Nissens - Corporate Logo
ES#:
2799
Mfg#:
8D0121251N
In Stock at Vendor
$174.49 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#281436 - 06H121142C - Retaining Spring - Priced Each - Secures the coolant temperature sensor in the thermostat/water pump - Genuine Volkswagen Audi - Audi

Secures the coolant temperature sensor in the thermostat/water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281436
Mfg#:
06H121142C
In Stock
14% off MSRP

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

$6.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3618081 - 078121121J - Thermostat Housing  - Located on the front right of the engine block - URO - Audi Volkswagen

Located on the front right of the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618081
Mfg#:
078121121J
Ships in 1 Business Day
$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3579661 - 06H109121G - Water Pump Belt Cover - Protects the water pump belt - Vaico - Audi Volkswagen

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

Brand:
Vaico - Corporate Logo
ES#:
3579661
Mfg#:
06H109121G
In Stock at Vendor
$175.99

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

$170.99 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.

Let us help you find the parts that fit your Audi

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

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