Audi S4 Engine Cooling Parts

Connects the upper radiator port to the hard water tube Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
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Brand:

ES#:

4039639

Mfg#:

8K0121101J

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Brand:

ES#:

4859633

Mfg#:

06E121161BB

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4857631

Mfg#:

8K0121251H

$217.99 USD

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Lifetime Replacement

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4853821

Mfg#:

06M919501

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4853765

Mfg#:

06H121601M

$63.99 USD

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Lifetime Replacement

Used as an after-run pump on the V6 engine Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Replacement water pump for auxiliary water pump relocation

Brand:

ES#:

2825769

Mfg#:

078121601B

$112.99 USD

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Lifetime Replacement

Common point of failure for the cooling system. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4845814

Mfg#:

06M121115N

$62.99 USD

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on orders $49 and up

Lifetime Replacement

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4853110

Mfg#:

038117070A

Located in the coolant pipe that connects to the cylinder head Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

2898409

Mfg#:

357919369F

Regulates engine oil temperature Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4856067

Mfg#:

4M0317021G

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4857630

Mfg#:

8K0121251AL

$461.99 USD

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Lifetime Replacement

New water pump. Does not include pulley Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
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Brand:

ES#:

4780888

Mfg#:

06M121013D

Controls the circulation of coolant within the engine via vacuum Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4845447

Mfg#:

06M121678H

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4853819

Mfg#:

06M117015M

New water pump with coolant housing, does not include pulley Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Fits from the 2013 model year (facelift)

Brand:

ES#:

4809732

Mfg#:

06E121018K

$119.99 USD

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on orders $49 and up

Lifetime Replacement

Includes everything you need to replace your factory side mount radiator with the larger CSF Radiator 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4872111

Mfg#:

034-102-1007

$562.00 USD

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on orders $49 and up

Lifetime Replacement