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Audi A4 Engine Cooling Parts

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Water Pump

ES#1874205 - 06A121012G - Water Pump - Keep your coolant flowing to prevent overheating - Genuine Volkswagen Audi - Audi Volkswagen

Keep your coolant flowing to prevent overheating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1874205
Mfg#:
06A121012G
In Stock
7% off MSRP

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

$192.99

This product was last offered at the strikethrough price on
02-18-2026

$179.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Kit

ES#3183650 - 06e117021gKT - Oil Cooler Kit - Includes oil cooler, gasket, and hardware for a complete swap - Assembled By ECS - Audi

Includes oil cooler, gasket, and hardware for a complete swap 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#:
3183650
Mfg#:
06E117021GKT
In Stock
ON SALE! SAVE 19%
$122.99

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

$99.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Upgraded Heavy Duty Aluminum Water Pump Thermostat Gasket Kit

ES#4818766 - 06H121026DD-AL - Upgraded Heavy Duty Aluminum Water Pump Thermostat Gasket Kit - Includes the thermostat, union, and gaskets - Hamburg Tech - Audi Volkswagen

Includes the thermostat, union, and gaskets 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#:
4818766
Mfg#:
06H121026DD-AL
In Stock
$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G12+ Coolant - 1.5 Liter

ES#550 - AF G001200 - G12+ Coolant - 1.5 Liter - Pink Pentosin SF Pentofrost coolant new updated G12 plus formula - Pentosin - Audi Volkswagen Porsche

Pink Pentosin SF Pentofrost coolant new updated G12 plus formula affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pentosin - Corporate Logo
ES#:
550
Mfg#:
AF G001200
In Stock
$22.40 USD
Free Shipping
on orders $49 and up

Water Pump

ES#3179074 - 06E121018D - Water Pump - Includes gasket and features a metal impeller - Genuine Volkswagen Audi - Audi Volkswagen

Includes gasket and features a metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3179074
Mfg#:
06E121018D
In Stock
8% off MSRP

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

$276.99

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

$253.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4671694 - 06L121111N - Thermostat - Includes housing and gasket - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4671694
Mfg#:
06L121111N
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.

$536.87

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

$481.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flush Kit

ES#3420790 - g013a8jm1kt5 - Coolant Flush Kit - Includes Schwaben coolant refill/air purge tool and 4.5 liters of G13 coolant. - Assembled By ECS - Audi Volkswagen

Includes Schwaben coolant refill/air purge tool and 4.5 liters of G13 coolant. 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#:
3420790
Mfg#:
G013A8JM1KT5
Ships in 3 Business Days
ON SALE! SAVE 18%
$181.99

This product was last offered at the strikethrough price on
01-03-2026

$149.57 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit With ECS Billet Aluminum J-Plug

ES#2777024 - 06B121111KKT3 - Thermostat Replacement Kit With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware - Assembled By ECS - Audi

Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware 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#:
2777024
Mfg#:
06B121111KKT3
In Stock
ON SALE! SAVE 25%
$159.99

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

$120.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#2652188 - 30102049 - Universal 16" Electric Fan - Black - 2024 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

2024 CFM. High performance puller fan with curved blades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
2652188
Mfg#:
30102049
In Stock
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Union - With Seals

ES#4028087 - 06H121131C - Aluminum Water Pump Union - With Seals - Featuring HD aluminum construction, offering a more robust design - Connection point between the oil cooler and the water pump assembly, includes o-rings - URO Premium - Audi Volkswagen

Featuring HD aluminum construction, offering a more robust design - Connection point between the oil cooler and the water pump assembly, includes o-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO Premium - Corporate Logo
ES#:
4028087
Mfg#:
06H121131C
In Stock
$9.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#252347 - 06A121011L - Water Pump - Featuring a metal impeller - Hepu - Audi Volkswagen

Featuring a metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hepu - Corporate Logo
ES#:
252347
Mfg#:
06A121011L
In Stock
$98.99

This product was last offered at the strikethrough price on
04-24-2026

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Bypass Line

ES#3086863 - 8W0121081AN - Coolant Expansion Tank Bypass Line - A line that recycles overflown fluid back into the system - Genuine Volkswagen Audi - Audi

A line that recycles overflown fluid back into the system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3086863
Mfg#:
8W0121081AN
Ships in 1-2 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.

$76.67

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

$69.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#471823 - N91071701 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x25 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the water pump to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471823
Mfg#:
N91071701
In Stock
33% off MSRP

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

$2.94

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

$1.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#3561442 - 079919523J - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Genuine Volkswagen Audi - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561442
Mfg#:
079919523J
Ships on Jun 8, 2026
9% off MSRP

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

$53.32

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

$48.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Radiator

ES#252302 - 8E0121251A - Coolant Radiator - Keep your cooling system operating properly - Nissens - Audi

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#:
252302
Mfg#:
8E0121251A
In Stock
$174.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Aluminum Coolant Hose Flange

ES#4907691 - 06D121132C - Upgraded Aluminum Coolant Hose Flange - Located rear engine, this flange houses the temp sensor - Rein - Audi

Located rear engine, this flange houses the temp sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rein - Corporate Logo
ES#:
4907691
Mfg#:
06D121132C
In Stock
$42.99 USD
Free Shipping
on orders $49 and up

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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