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Audi A3 Engine Cooling Parts

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Coolant Hose

ES#2737512 - 06K121051M - Coolant Hose - Connects cylinder head breather adapter to expansion tank return pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects cylinder head breather adapter to expansion tank return pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737512
Mfg#:
06K121051M
In Stock
3% 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
09-06-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing

ES#3553457 - 462-121-VR47C - Cast Aluminum Thermostat Housing - Replace your inferior plastic housing - iABED Industries - Audi Volkswagen

Replace your inferior plastic housing Modification to water pipe may be required. Please see description for details.

Brand:
iABED Industries - Corporate Logo
ES#:
3553457
Mfg#:
462-121-VR47C
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#3419790 - 1K0965561J - Auxiliary Water Pump - Secondary pump for more efficient cooling - Pierburg - Audi Volkswagen

Secondary pump for more efficient cooling

Brand:
Pierburg - Corporate Logo
ES#:
3419790
Mfg#:
1K0965561J
In Stock
ON SALE! SAVE 35%
$281.99

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

$184.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb

ES#2971417 - 015326SCH01A - Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb - Straighten bent radiator or intercooler fins that block air flow - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Straighten bent radiator or intercooler fins that block air flow 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2971417
Mfg#:
015326SCH01A
In Stock
ON SALE! SAVE 29%
$20.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen/Hex Bolt - Priced Each

ES#4151982 - N90945002 - Allen/Hex Bolt - Priced Each - Install new hardware with your new parts. M7x21.5mm - Rein - Audi Volkswagen

Install new hardware with your new parts. M7x21.5mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151982
Mfg#:
N90945002
In Stock
ON SALE! SAVE 19%
$5.99

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

$4.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Gasket

ES#3419794 - 06D117070 - Engine Oil Cooler Gasket - Connects oil cooler to oil filter housing - Elring - Audi Volkswagen

Connects oil cooler to oil filter housing 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Elring - Corporate Logo
ES#:
3419794
Mfg#:
06D117070
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#2132429 - 06F121132H - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2132429
Mfg#:
06F121132H
In Stock
ON SALE! SAVE 25%
$98.33

This product was last offered at the strikethrough price on
08-23-2026

$73.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Pre-Heater Power Cable

ES#1874422 - 5K0965539 - Engine Pre-Heater Power Cable - Keep your engine ready to start - Genuine Volkswagen Audi - Audi

Keep your engine ready to start

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1874422
Mfg#:
5K0965539
Ships in 1-2 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.

$243.07

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

$213.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank - With Cap

ES#4883474 - 1K0121407A - Coolant Expansion Tank - With Cap - See your coolant levels clearly again, comes with coolant level sensor - Rein - Audi Volkswagen

See your coolant levels clearly again, comes with coolant level sensor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883474
Mfg#:
1K0121407A
In Stock
ON SALE!
$24.49

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

$23.27 USD
Free Shipping
on orders $49 and up

Expansion Tank

ES#4766189 - 5Q0121407G - Expansion Tank - See your coolant levels clearly again, comes with coolant level sensor - Bremmen Parts - Audi Volkswagen

See your coolant levels clearly again, comes with coolant level sensor 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766189
Mfg#:
5Q0121407G
In Stock
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#3138206 - TSUGRADTSI - Performance Aluminum Radiator - Ensure safe temperatures during track use - TyrolSport - Audi Volkswagen

Ensure safe temperatures during track use Requires a build time of up to two weeks
For vehicles with TSI engine only

Brand:
TyrolSport - Corporate Logo
ES#:
3138206
Mfg#:
TSUGRADTSI
Ships in 6 Business Days
$1461.99 USD

Autobahn Autoworx Complete Coolant Hose Kit - Blue

ES#5376200 - Aut-mk5-006-blue - Autobahn Autoworx Complete Coolant Hose Kit - Blue - Replace your cracked and leaking hoses with stylish silicone upgrade - Autobahn Autoworx - Audi Volkswagen

Replace your cracked and leaking hoses with stylish silicone upgrade

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
5376200
Mfg#:
AUT-MK5-006-BLUE
Special Order: No Guaranteed ETA
$364.99 USD
Free Shipping
on orders $49 and up

Turbo Coolant Pipe

ES#3211751 - 06K121497BD - Turbo Coolant Pipe - A line that carries coolant from the engine through the turbocharger and back into the engine. - Genuine Volkswagen Audi - Audi Volkswagen

A line that carries coolant from the engine through the turbocharger and back into the engine.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3211751
Mfg#:
06K121497BD
Ships in 1-2 days
7% off MSRP

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

$114.99

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

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Pipe Gasket Set

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
440737
Mfg#:
8E0898380
In Stock
29% off MSRP

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

$34.78

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

$24.79 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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