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Volkswagen Passat Engine Cooling Parts

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Drain Plug Gasket - Priced Each

ES#470149 - N90544501 - Drain Plug Gasket - Priced Each - Seals the drain plug on your radiator - Genuine Volkswagen Audi - Volkswagen

Seals the drain plug on your radiator 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:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470149
Mfg#:
N90544501
Ships in 1 day
27% off MSRP

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

$4.10

This product was last offered at the strikethrough price on
10-28-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2748888 - 1H0121321A - Expansion Tank Cap - Replacement cap for your broken or lost piece - MTC - Volkswagen

Replacement cap for your broken or lost piece 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:
MTC - Corporate Logo
ES#:
2748888
Mfg#:
1H0121321A
Ships in 9 Business Days
$2.99 USD
Free Shipping
on orders $49 and up

Coolant Flange

ES#2090801 - 026121144E - Coolant Flange - Located on the driver side of the cylinder head - MTC - Audi Volkswagen

Located on the driver side of 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:
MTC - Corporate Logo
ES#:
2090801
Mfg#:
026121144E
Ships in 9 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring

ES#4144993 - 06A121119 - Water Pump O-Ring - Ensure a proper seal when installing a new water pump. 53x4mm - Rein - Audi Volkswagen

Ensure a proper seal when installing a new water pump. 53x4mm 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
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Rein - Corporate Logo
ES#:
4144993
Mfg#:
06A121119
Back Ordered
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2597921 - 026121144F - Coolant Flange - Located on the left side of your vehicles cylinder head - URO - Audi Volkswagen

Located on the left side of your vehicles cylinder head 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
We Price Match - Give Us A Call or Chat!
AAZ Engine code and automatic transmission only

Brand:
URO - Corporate Logo
ES#:
2597921
Mfg#:
026121144F
Back Ordered
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug

Used for quick removal of coolant 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:
JL Germany
ES#:
4044479
Mfg#:
8D0121100
Back Ordered
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose Retaining Clip - Priced Each

ES#4941347 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Bremmen Parts - Audi Volkswagen

Secures the radiator hose flange in place. 32mm 10X 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:
Bremmen Parts - Corporate Logo
ES#:
4941347
Mfg#:
1J0121142
Back Ordered
ON SALE! SAVE 57%
$1.99

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

$0.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter Gasket

Seals the oil filter adapter to the engine block 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
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4034836
Mfg#:
028115441C
Ships in 1 Business Day
$3.99

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

$2.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe Gasket

ES#5340821 - 03H121041B - Coolant Pipe Gasket - For the hose connection found on the back of the block - Elring - Volkswagen

For the hose connection found on the back of the block 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:
Elring - Corporate Logo
ES#:
5340821
Mfg#:
03H121041B
Ships on Nov 30, 2026
$2.99

This product was last offered at the strikethrough price on
10-25-2026

$2.35 USD
Free Shipping
on orders $49 and up

Cooling Hose

ES#2801656 - 068121063M - Cooling Hose - Quality replacement cooling hose - Rein - Volkswagen

Quality replacement cooling hose 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
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801656
Mfg#:
068121063M
Ships in 3 Business Days
$2.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Plug - Priced Each

ES#2815649 - 357121140 - Coolant Flange Plug - Priced Each - Clip and o-ring sold separately - Hamburg Tech - Audi Volkswagen

Clip and o-ring sold separately 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
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815649
Mfg#:
357121140
Ships in 1 Business Day
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2090802 - 026121144F - Coolant Flange - Located on the left side of your vehicles cylinder head - MTC - Audi Volkswagen

Located on the left side of your vehicles 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
AAZ Engine code and automatic transmission only

Brand:
MTC - Corporate Logo
ES#:
2090802
Mfg#:
026121144F
Ships in 9 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - TSI

ES#2592482 - 1K0121251ABKT2 - Cooling System Refresh Kit - TSI - This comprehensive kit eliminates weak spots in your cooling system - Assembled By ECS - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system 10X 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:
Assembled By ECS - Corporate Logo
ES#:
2592482
Mfg#:
1K0121251ABKT2
In Stock
ON SALE!
$254.99

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

$247.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Auxiliary Water Pump

ES#5425882 - 251965561B - Auxiliary Water Pump - Electric water pump - Bremmen Parts - Volkswagen

Electric water pump 10X 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:
Bremmen Parts - Corporate Logo
ES#:
5425882
Mfg#:
251965561B
In Stock
ON SALE! SAVE 22%
$101.99

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

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#5481698 - 06K121111PKT - Thermostat Housing - Includes thermostat, housing gasket, and Water Pump Union - Genuine Volkswagen Audi - Volkswagen

Includes thermostat, housing gasket, and Water Pump Union 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:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5481698
Mfg#:
06K121111PKT
In Stock
$514.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Scratch and Dent Item

Genuine Volkswagen Audi Thermostat *Scratch And Dent*

ES#5491584 - 06L121111N - Genuine Volkswagen Audi Thermostat *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.*** - Scratch & Dent - Audi Volkswagen

***Please see photos and description prior to ordering, all sales final.*** ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! 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:
Scratch & Dent - Corporate Logo
ES#:
5491584
Mfg#:
06L121111N
In Stock
ON SALE! SAVE 14%
$409.99

This product was last offered at the strikethrough price on
10-03-2026

$353.99 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 Volkswagen

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