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Audi A4 Engine Cooling Parts

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Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps.

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit

ES#2779830 - 06h121026ba1KT - Water Pump Kit - Parts you need to replace your water pump. Features a pump with metal impeller! - Assembled By ECS - Audi Volkswagen

Parts you need to replace your water pump. Features a pump with metal impeller! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2779830
Mfg#:
06H121026BA1KT
In Stock
ON SALE!
$188.99

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

$183.91 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Pipe - Return

ES#4932373 - 06E121044AF - Coolant Pipe - Return - Secondary return pipe that connects to the supply pipe and the oil cooler hoses - URO - Audi

Secondary return pipe that connects to the supply pipe and the oil cooler hoses 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4932373
Mfg#:
06E121044AF
In Stock
$49.99 USD
Free Shipping
on orders $49 and up

Hex Bolt - Priced Each

ES#257104 - N90704007 - Hex Bolt - Priced Each - Install new hardware with your new parts. M7x55 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M7x55 Engine code AWM. Secures the oil filter adapter to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257104
Mfg#:
N90704007
In Stock
$4.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#3150010 - 06E117021L - Oil Cooler - Common source of undiscoverable coolant leaks - Genuine Volkswagen Audi - Audi Volkswagen

Common source of undiscoverable coolant leaks

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3150010
Mfg#:
06E117021L
Ships in 2 Business Days
9% off MSRP

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

$598.99

This product was last offered at the strikethrough price on
07-25-2026

$547.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electric Cooling Fan - Right

ES#3180296 - 8K0959455R - Electric Cooling Fan - Right - 200Watt 350mm fan that sits behind the radiator - Genuine Volkswagen Audi - Audi

200Watt 350mm fan that sits behind the radiator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3180296
Mfg#:
8K0959455R
Ships in 2 Business Days
9% off MSRP

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

$595.99

This product was last offered at the strikethrough price on
07-25-2026

$544.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Hose

ES#4818670 - 8E0121101 - Upper Radiator Hose - Connects the upper radiator to the expansion tank and thermostat housing - Bremmen Parts - Audi

Connects the upper radiator to the expansion tank and thermostat housing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818670
Mfg#:
8E0121101
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 21%
$35.99

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

$28.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe

ES#2993401 - 06L121497AA - Coolant Pipe - Connects the turbo to the cooling system - Genuine Volkswagen Audi - Audi

Connects the turbo to the cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2993401
Mfg#:
06L121497AA
Ships in 2 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.

$115.00

This product was last offered at the strikethrough price on
07-25-2026

$107.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electric Cooling Fan - Right

ES#3469478 - 8K0959455M - Electric Cooling Fan - Right - 200Watt 350mm fan that sits behind the radiator - Valeo - Audi

200Watt 350mm fan that sits behind the radiator We Price Match - Give Us A Call or Chat!

Brand:
Valeo - Corporate Logo
ES#:
3469478
Mfg#:
8K0959455M
Ships on Aug 18, 2026
$536.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime 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 on Aug 11, 2026
$291.99

This product was last offered at the strikethrough price on
02-24-2026

$267.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#2860612 - 8K0121251AL - Radiator - Fix leaks and keep your cooling system efficient - Genuine Volkswagen Audi - Audi

Fix leaks and keep your cooling system efficient

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2860612
Mfg#:
8K0121251AL
Ships in 4 Business Days
19% off MSRP

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

$656.68

This product was last offered at the strikethrough price on
07-25-2026

$535.19 USD
This product is lifetime replacement eligible Lifetime Replacement

High Performance Aluminum Radiator

ES#4617221 - 7204 - High Performance Aluminum Radiator - Featuring an all-aluminum tank and core plus OE-style quick connects. Lower engine temperatures mean more power and longer life of engine components! - CSF - Audi Volkswagen

Featuring an all-aluminum tank and core plus OE-style quick connects. Lower engine temperatures mean more power and longer life of engine components! 2X Entries For Our 25th Anniversary Sweepstakes!
Manual transmissions only

Brand:
CSF - Corporate Logo
ES#:
4617221
Mfg#:
7204
Ships in 3 Business Days
$535.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Red

ES#2764787 - MMFAN12RD - Universal 12" Electric Fan - Red - 934 CFM - 5.7 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

934 CFM - 5.7 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764787
Mfg#:
MMFAN12RD
In Stock at Vendor
$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electric Cooling Fan - Left

ES#3234484 - 8K0959455K - Electric Cooling Fan - Left - 400Watt 400mm fan behind the radiator - URO - Audi

400Watt 400mm fan behind the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3234484
Mfg#:
8K0959455K
Ships in 1 Business Day
$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#3030546 - 8W0121251AK - Radiator - Ensure proper cooling for your engine with a new radiator. - Genuine Volkswagen Audi - Audi

Ensure proper cooling for your engine with a new radiator.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3030546
Mfg#:
8W0121251AK
Ships in 1-2 days
9% off MSRP

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

$583.99

This product was last offered at the strikethrough price on
07-25-2026

$533.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Universal 10" Electric Fan - Black

ES#2764825 - MMFAN10 - Universal 10" Electric Fan - Black - 850 CFM - 5.1 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

850 CFM - 5.1 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764825
Mfg#:
MMFAN10
In Stock at Vendor
$88.99 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.

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