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Audi S4 Engine Cooling Parts

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ES#3412065 - 8K0121405N - Coolant Expansion Tank - Includes the heat shield - Hudson - Audi

Includes the heat shield affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3412065
Mfg#:
8K0121405N
Ships in 1-2 days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2808528 - G013A8JM1 - G13 Coolant - 1.5 Liter - Lilac OE specification lifetime coolant - ROWE - Audi Volkswagen

Lilac OE specification lifetime coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
2808528
Mfg#:
G013A8JM1
Ships in 9 Business Days
$17.99 USD
Free Shipping
on orders $49 and up
ES#4415012 - 4B3959457 - Cooling Fan Assembly - VDO - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4415012
Mfg#:
4B3959457
Special Order: No Guaranteed ETA
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5424554 - 06E121045BB - Coolant Supply Pipe - With Bracket  - Main supply pipe that connects to the upper radiator hose and the engine - Hamburg Tech - Audi

Main supply pipe that connects to the upper radiator hose and the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
5424554
Mfg#:
06E121045BB
In Stock at Vendor
$88.99 USD
Free Shipping
on orders $49 and up
ES#4745319 - 079919523J - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Vemo - Audi Volkswagen

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

Brand:
Vemo - Corporate Logo
ES#:
4745319
Mfg#:
079919523J
Ships on Oct 2, 2026
$40.99

This product was last offered at the strikethrough price on
04-27-2026

$28.99 USD
Free Shipping
on orders $49 and up
ES#451372 - 8K0820746C - Additional Radiator Protective Grille - Mounts to the additional radiator behind the bumper grille - Genuine Volkswagen Audi - Audi

Mounts to the additional radiator behind the bumper grille affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451372
Mfg#:
8K0820746C
Ships in 1-2 days
8% off MSRP

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

$188.99

This product was last offered at the strikethrough price on
06-08-2026

$172.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2637204 - 8E0121403FKT2 - Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank! 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#:
2637204
Mfg#:
8E0121403FKT2
In Stock
ON SALE!
$62.99

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

$57.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1434 - 054121004A - Water Pump - Highly recommended when replacing timing belt - Hepu - Audi

Highly recommended when replacing timing belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hepu - Corporate Logo
ES#:
1434
Mfg#:
054121004A
Ships in 5 Business Days
$49.99

This product was last offered at the strikethrough price on
03-24-2026

$43.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3188278 - 06E121111AL - Thermostat - Includes sealing gasket and housing - MotoRad - Audi

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

Brand:
MotoRad
ES#:
3188278
Mfg#:
06E121111AL
In Stock
$86.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2597931 - 1J0122291D - Cooling System Coupler - Keep your cooling system leak free - URO - Audi Volkswagen

Keep your cooling system leak free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
From the 2013 model year. Allows connection of the left lower radiator hose to the port

Brand:
URO - Corporate Logo
ES#:
2597931
Mfg#:
1J0122291D
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3618081 - 078121121J - Thermostat Housing  - Located on the front right of the engine block - URO - Audi Volkswagen

Located on the front right of the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618081
Mfg#:
078121121J
Ships in 2 Business Days
$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#284756 - 079121063G - coolant supply hose - Supplies coolant to the alternator - Genuine Volkswagen Audi - Audi

Supplies coolant to the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284756
Mfg#:
079121063G
Ships in 7 Business Days
6% off MSRP

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

$18.00

This product was last offered at the strikethrough price on
06-08-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2816311 - 8D0959455D - Auxiliary Fan Assembly - Larger diameter fan on the left side - Hamburg Tech - Audi

Larger diameter fan on the left side 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#:
2816311
Mfg#:
8D0959455D
Ships in 2 Business Days
$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2815897 - 4Z7959455 - Auxiliary Fan Assembly - Larger diameter fan on the left side - Hamburg Tech - Audi

Larger diameter fan on the left side 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#:
2815897
Mfg#:
4Z7959455
Ships in 2 Business Days
$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#283635 - 078121601B - Auxiliary Water Pump - Used as a after run pump on the V6 engine - Genuine Volkswagen Audi - Audi Volkswagen

Used as a after run pump on the V6 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replacement water pump for auxiliary water pump relocation

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283635
Mfg#:
078121601B
Ships in 9 Business Days
6% off MSRP

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

$171.99

This product was last offered at the strikethrough price on
06-04-2026

$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4883484 - 8K0121405S - Coolant Expansion Tank - Includes the heat shield and cap - Rein - Audi

Includes the heat shield and cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883484
Mfg#:
8K0121405S
In Stock at Vendor
$52.99 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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