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Audi Engine Cooling Parts

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expansion tank hose

ES#2556803 - 8K0819362 - expansion tank hose - Lower hose that supplies coolant into the system - Genuine Volkswagen Audi - Audi

Lower hose that supplies coolant into the system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2556803
Mfg#:
8K0819362
Ships in 3 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.

$51.99

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

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Blade

ES#2866459 - 078121301E - Auxiliary Fan Blade - For the belt driven auxiliary fan - Febi - Audi Volkswagen

For the belt driven auxiliary fan We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2866459
Mfg#:
078121301E
Ships in 5 Business Days
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#285718 - 07D121091E - Thermostat Housing Gasket - Must be replaced when replacing the thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Must be replaced when replacing the thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285718
Mfg#:
07D121091E
Ships in 9 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.

$52.99

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

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#4715737 - 8R0121101C - Radiator Hose - Upper - Connects the upper radiator port to the hard water pipe - Vaico - Audi

Connects the upper radiator port to the hard water pipe We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4715737
Mfg#:
8R0121101C
Special Order: No Guaranteed ETA
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Union Seal - Priced Each

ES#2589664 - WHT004973 - Union Seal - Priced Each - Sealing ring to be used on the water pump union. Two (2) Required Per Vehicle. - Genuine Volkswagen Audi - Audi Volkswagen

Sealing ring to be used on the water pump union. Two (2) Required Per Vehicle.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2589664
Mfg#:
WHT004973
Ships in 2 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2713603 - 078121096H - Coolant Hose - Connects coolant pipe to oil cooler housing - Rein - Audi Volkswagen

Connects coolant pipe to oil cooler housing 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2713603
Mfg#:
078121096H
In Stock at Vendor
$7.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 4 Pin

ES#2894468 - 034919369C - Coolant Temperature Sensor - 4 Pin - Ensure proper readings of your coolant temp - Vemo - Audi

Ensure proper readings of your coolant temp

Brand:
Vemo - Corporate Logo
ES#:
2894468
Mfg#:
034919369C
Ships in 1 Business Day
$45.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank - With Cap

ES#3189300 - 603-703 - Coolant Expansion Tank - With Cap - Includes integrated coolant level sensor - Dorman - Audi Volkswagen

Includes integrated coolant level sensor

Brand:
Dorman - Corporate Logo
ES#:
3189300
Mfg#:
603-703
Ships in 4 Business Days
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#2813125 - 078117021A - Oil Cooler - Common source of leaks, mounted between your oil filter and engine block - Hamburg Tech - Audi Volkswagen

Common source of leaks, mounted between your oil filter and engine block We Price Match - Give Us A Call or Chat!
Up to VIN 4B-Y-000001, split is in the 2000 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813125
Mfg#:
078117021A
Ships in 1 Business Day
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Upper

ES#315467 - 1K0122447GR - Expansion Tank Hose - Upper - Connects the expansion tank to the upper radiator hose - Genuine Volkswagen Audi - Audi Volkswagen

Connects the expansion tank to the upper radiator hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315467
Mfg#:
1K0122447GR
Ships in 2 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.

$50.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Overflow Hose

ES#2529630 - 5N0121109E - Coolant Expansion Tank Overflow Hose - Keep your coolant where it belongs! - Genuine Volkswagen Audi - Audi Volkswagen

Keep your coolant where it belongs!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2529630
Mfg#:
5N0121109E
Ships in 2 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.

$50.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spal 185 Degree Thermo-Switch

Replacement thermo-switch for Spal electric fan conversion kits.

Brand:
Spal - Corporate Logo
ES#:
4753440
Mfg#:
SPL185TS
Back Ordered
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#470104 - N90529302 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x10 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x10 Secures the water supply pipe to the cylinder head coolant flange

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470104
Mfg#:
N90529302
Ships in 2 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring - 2 Pin

ES#2485 - 025906041AKT - Coolant Temperature Sensor With O-Ring - 2 Pin - Blue sensor used by the ECU to control engine fueling - Assembled By ECS - Audi Volkswagen

Blue sensor used by the ECU to control engine fueling 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2485
Mfg#:
025906041AKT
In Stock
ON SALE! SAVE 14%
$12.99

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

$11.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2762251 - 06C121111EKT1 - Thermostat Replacement Kit - Maintain proper operating temperature with a new thermostat, housing and hardware - Assembled By ECS - Audi

Maintain proper operating temperature with a new thermostat, housing and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762251
Mfg#:
06C121111EKT1
Ships in 2 Business Days
ON SALE! SAVE 24%
$57.99

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

$44.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Pair

This kit includes both essential firewall lines, one connecting the heater core to the cylinder head flange, and the other connecting it to the hard water pipe. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5482644
Mfg#:
8D0819373NKT
Ships in 3 Business Days
$46.99

This product was last offered at the strikethrough price on
08-13-2026

$43.99 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.

Other Audi Engine Cooling Parts

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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