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Audi A4 Engine Cooling Parts

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A/C Condenser Fan

ES#3189442 - 621-187 - A/C Condenser Fan - 200W - 280MM fan located in front of the AC condenser - Dorman - Audi

200W - 280MM fan located in front of the AC condenser

Brand:
Dorman - Corporate Logo
ES#:
3189442
Mfg#:
621-187
Ships in 4 Business Days
$265.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Flange

ES#2712765 - 058121132C - Cylinder Head Coolant Flange - Located on the back of the cylinder head - Vaico - Audi Volkswagen

Located on the back of the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2712765
Mfg#:
058121132C
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit

ES#2762651 - 06E121111Mkt1 - Cooling System Refresh Kit - Replace your thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your thermostat and temp sensor with one kit!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762651
Mfg#:
06E121111MKT1
Ships in 2 Business Days
$267.99

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

$263.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Assembly - 92C

ES#4759991 - 06C121111E - Thermostat Assembly - 92C - Housing included - Bremmen Parts - Audi

Housing included 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759991
Mfg#:
06C121111E
In Stock
ON SALE!
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

ES#4952533 - 075121113D - Thermostat - 80C - Does not include sealing O-Ring - Bremmen Parts - Audi Volkswagen

Does not include sealing O-Ring 10X Entries Into Our F80 M3 Sweepstakes
Lower temperature thermostat, stock is 87°C

Brand:
Bremmen Parts - Corporate Logo
ES#:
4952533
Mfg#:
075121113D
In Stock
ON SALE!
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2 With ECS Billet Aluminum J-Plug

ES#2795704 - 06B121111KT3 - Cooling System Refresh Kit - Level 2 With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-plug & replace your thermostat, temp sensors, coolant flange, & expansion tank with one kit! - Assembled By ECS - Audi

Includes ECS' upgraded J-plug & replace your thermostat, temp sensors, coolant flange, & expansion tank with one kit! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2795704
Mfg#:
06B121111KT3
In Stock at Vendor
ON SALE!
$265.99

This product was last offered at the strikethrough price on
06-18-2026

$263.65 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Turbo Cooling Hose Kit - Feed Line

ES#3149784 - 06D121497AKT - Turbo Cooling Hose Kit - Feed Line - Connects turbocharger to the connection flange - includes banjo bolts & washers - Genuine Volkswagen Audi - Audi

Connects turbocharger to the connection flange - includes banjo bolts & washers

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3149784
Mfg#:
06D121497AKT
Ships in 9 Business Days
$271.99

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

$261.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Hose - Engine oil cooler to water pipe

ES#2642888 - 078121096AD - Water Hose - Engine oil cooler to water pipe - 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!
From chassis # 8D-Y-000001.

Brand:
Rein - Corporate Logo
ES#:
2642888
Mfg#:
078121096AD
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

Fix leaks and keep your cooling system efficient

Brand:
APDI
ES#:
4066920
Mfg#:
8K0121251H
Ships in 1 Business Day
$267.99

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

$257.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit

ES#2762583 - 06E121111Gkt - Cooling System Refresh Kit - Replace your thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your thermostat and temp sensor with one kit!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762583
Mfg#:
06E121111GKT
Ships in 2 Business Days
$267.99

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

$257.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Hex Bolt - Priced Each

ES#261821 - N0902619 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261821
Mfg#:
N0902619
In Stock
17% off MSRP

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

$3.38

This product was last offered at the strikethrough price on
10-31-2026

$2.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Hose

ES#3448648 - 06D121101B - Coolant Flange Hose - Connects the rear coolant flange to the hard water pipe - Rein - Audi

Connects the rear coolant flange to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3448648
Mfg#:
06D121101B
In Stock
$6.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#2627319 - 06B121058 - Oil Cooler Hose - Return - Connects the oil cooler to the hard water tube - Rein - Audi Volkswagen

Connects the oil cooler to the hard water tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627319
Mfg#:
06B121058
In Stock at Vendor
$33.99

This product was last offered at the strikethrough price on
10-22-2026

$31.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#2090916 - 078121235G - Idler Pulley - Provides mounting for the fan clutch - MTC - Audi Volkswagen

Provides mounting for the fan clutch

Brand:
MTC - Corporate Logo
ES#:
2090916
Mfg#:
078121235G
Ships in 6 Business Days
$126.99 USD
Free Shipping

Heater Core Hose - Supply

ES#2802758 - 8D0819371H - Heater Core Hose - Supply - Connects the heater core to the cylinder head flange - Rein - Audi Volkswagen

Connects the heater core to the cylinder head flange 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Rein - Corporate Logo
ES#:
2802758
Mfg#:
8D0819371H
Ships in 3 Business Days
$24.54

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

$22.99 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.

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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