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Audi S4 Engine Cooling Parts

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Washer - Priced Each

ES#469976 - N90483502 - Washer - Priced Each - This washer is found apart of the additional radiator system - Genuine Volkswagen Audi - Audi

This washer is found apart of the additional radiator system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469976
Mfg#:
N90483502
Ships in 7 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Side Radiator Hose - Right

Connects the side radiator to the hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450348
Mfg#:
8K0145921C
Ships in 7 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.

$24.99

This product was last offered at the strikethrough price on
09-06-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Radiator Bracket - Central Lower

Mounting bracket for the small radiator on the front left side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450291
Mfg#:
8K0121261D
Ships in 7 Business Days
10% off MSRP

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

$250.99

This product was last offered at the strikethrough price on
08-31-2026

$225.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Side Radiator Hose - Left

Connects the side radiator to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450350
Mfg#:
8K0145922A
Ships in 7 Business Days
13% off MSRP

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

$29.99

This product was last offered at the strikethrough price on
08-31-2026

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

Blue sensor used by the ECU to control engine fueling

Brand:
MTC - Corporate Logo
ES#:
2090796
Mfg#:
025906041
Ships in 9 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2

ES#4691355 - 8W1121405N1KT - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! - Assembled By ECS - Audi

Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4691355
Mfg#:
8W1121405N1KT
Ships in 10 Business Days
$434.99

This product was last offered at the strikethrough price on
08-31-2026

$433.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat - 87C

ES#616 - 078121113F - Thermostat - 87C - Prevent overheating and premature engine wear - Meyle - Audi Volkswagen

Prevent overheating and premature engine wear 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
616
Mfg#:
078121113F
Ships on Sep 23, 2026
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

ES#3478145 - 078121113G - Thermostat - 92C - Includes sealing O-Ring - Meyle - Audi Volkswagen

Includes sealing O-Ring 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3478145
Mfg#:
078121113G
Ships on Sep 23, 2026
$13.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#3970163 - 443121321 - Expansion Tank Cap - Keep proper pressure on your coolant - Meyle - Audi Volkswagen

Keep proper pressure on your coolant 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970163
Mfg#:
443121321
Ships on Sep 23, 2026
$5.99 USD
Free Shipping
on orders $49 and up

Thermal Switch - 2 Pin

ES#4331001 - 357919369F - Thermal Switch - 2 Pin - Meyle - Audi Volkswagen

5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4331001
Mfg#:
357919369F
Ships on Sep 23, 2026
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Control Unit

ES#3979047 - 8D0959501D - Auxiliary Fan Control Unit - Controls the actuation of the radiator fan - Meyle - Audi

Controls the actuation of the radiator fan 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3979047
Mfg#:
8D0959501D
Ships on Sep 23, 2026
$452.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

Used to circulate coolant as determined by the ECU 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5482292
Mfg#:
06H121601M
Ships on Sep 23, 2026
$111.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87�C

Prevent overheating and premature engine wear

Brand:
Gates - Corporate Logo
ES#:
3234891
Mfg#:
078121113F
Ships on Sep 25, 2026
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

Used as a after run pump on the V6 engine Replacement water pump for auxiliary water pump relocation

Brand:
Gates - Corporate Logo
ES#:
3234896
Mfg#:
078121601B
Ships on Sep 25, 2026
$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit

ES#3677363 - 079121111jKT6 - Cooling System Refresh Kit - Service your critical cooling system components with this complete kit, with Genuine Coolant. - Assembled By ECS - Audi

Service your critical cooling system components with this complete kit, with Genuine Coolant. 10X Entries Into Our F80 M3 Sweepstakes
Includes thermostat with housing.

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677363
Mfg#:
079121111JKT6
Ships on Oct 6, 2026
Auto Notify
$674.99

This product was last offered at the strikethrough price on
09-02-2026

$668.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Flange Gasket

ES#5340238 - 06E121139H - Coolant Flange Gasket - Seals the coolant flange to the engine block - Elring - Audi

Seals the coolant flange to the engine block 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340238
Mfg#:
06E121139H
Special Order: No Guaranteed ETA
$5.99 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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