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Audi A4 Engine Cooling Parts

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ES#280429 - 06D121111G - Thermostat Assembly - Includes sealing o-ring - Genuine Volkswagen Audi - Audi

Includes sealing o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280429
Mfg#:
06D121111G
Ships in 1-2 days
$128.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#440737 - 8E0898380 - Heater Core Pipe Gasket Set - Includes the necessary gaskets and clamps for your new heater core - Genuine Volkswagen Audi - Audi Volkswagen

Includes the necessary gaskets and clamps for your new heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
440737
Mfg#:
8E0898380
In Stock
22% off MSRP

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

$31.58

This product was last offered at the strikethrough price on
02-23-2026

$24.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4391008 - 06E117021L - Oil Cooler - Common source of undiscoverable coolant leaks - URO - Audi Volkswagen

Common source of undiscoverable coolant leaks 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#:
4391008
Mfg#:
06E117021L
In Stock
$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2639833 - 06H103731G - Water pump drive pulley  - Used to drive the water pump - Genuine Volkswagen Audi - Audi Volkswagen

Used to drive the water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639833
Mfg#:
06H103731G
In Stock
10% off MSRP

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

$55.15

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

$49.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3618283 - 06E121031E - Water Pump Pulley - Drives the water pump from the accessory belt - URO - Audi

Drives the water pump from the accessory belt 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#:
3618283
Mfg#:
06E121031E
In Stock
$57.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2602901 - 06B121132EKT1 - Cooling Flange Replacement Kit - Cure the common coolant leak coming from the back of your engine compartment - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment 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#:
2602901
Mfg#:
06B121132EKT1
In Stock
ON SALE! SAVE 25%
$64.99

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

$49.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4899608 - 8K0121055B - Lower Radiator Hose  - Direct replacement for your worn or cracked hose - Rein - Audi

Direct replacement for your worn or cracked hose 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#:
4899608
Mfg#:
8K0121055B
In Stock
$71.99 USD
Free Shipping
on orders $49 and up
ES#4753179 - 06H121492D - Turbocharger Coolant Hose - Return - Connects the turbocharger to the water pipe - URO - Audi

Connects the turbocharger to the water pipe 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#:
4753179
Mfg#:
06H121492D
In Stock
$63.99 USD
Free Shipping
on orders $49 and up
ES#4151834 - 8E0121101R - Radiator Hose - Upper - Connects the upper radiator port to the expansion tank and hard water pipe - Rein - Audi

Connects the upper radiator port to the expansion tank and hard water pipe 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#:
4151834
Mfg#:
8E0121101R
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4871985 - 8E1820031 - Heater Core - Stop coolant leaks, restore heater operation, and cure a fogged windshield! - Bremmen Parts - Audi

Stop coolant leaks, restore heater operation, and cure a fogged windshield! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871985
Mfg#:
8E1820031
In Stock
ON SALE! SAVE 21%
$65.99

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

$52.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4362073 - 06H121497B - Turbocharger Coolant Hose - Supply  - Supplies coolant to the turbocharger - Rein - Audi

Supplies coolant to the turbocharger 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#:
4362073
Mfg#:
06H121497B
In Stock
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818678 - 8K1819371AB - Heater Core Hose - Return - Connects the heater core to the hard water pipe - Bremmen Parts - Audi

Connects the heater core to the hard water pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Up to the 2012 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818678
Mfg#:
8K1819371AB
In Stock
ON SALE! SAVE 21%
$59.99

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

$47.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3580590 - 8K0121405N - Coolant Expansion Tank - Includes the heat shield - URO - Audi

Includes the heat shield 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#:
3580590
Mfg#:
8K0121405N
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#261231 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear - Genuine Volkswagen Audi - Audi Volkswagen

Prevent overheating and premature engine wear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261231
Mfg#:
050121113C
In Stock
15% off MSRP

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

$61.99

This product was last offered at the strikethrough price on
02-23-2026

$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3658445 - 3b0121321ktKT2 - Coolant Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky 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#:
3658445
Mfg#:
3B0121321KTKT2
Ships on Jun 8, 2026
ON SALE! SAVE 13%
$61.99

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

$53.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#240391 - 06B121111K - Thermostat Assembly - Includes housing, gasket & sensor - Mahle - Audi

Includes housing, gasket & sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle - Corporate Logo
ES#:
240391
Mfg#:
06B121111K
Ships in 1 Business Day
$123.22 USD
Free Shipping
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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