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Volkswagen Passat B7 2.5L

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Volkswagen Passat B7 2.5L Engine Cooling Parts

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Radiator Hose - Lower

ES#2064746 - 5C0122051A - Radiator Hose - Lower - Lower Radiator return hose - Genuine Volkswagen Audi - Volkswagen

Lower Radiator return hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2064746
Mfg#:
5C0122051A
In Stock at Vendor
52% off MSRP

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

$358.99

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

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3419389 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Rein - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3419389
Mfg#:
N90316802
In Stock
ON SALE!
$2.12

This product was last offered at the strikethrough price on
06-29-2026

$2.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#2800267 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Ajusa - Audi Volkswagen

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
2800267
Mfg#:
06H121119E
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2569632 - 07K121113B - Thermostat - Prevent overheating and premature engine wear - Wahler - Volkswagen

Prevent overheating and premature engine wear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
2569632
Mfg#:
07K121113B
Ships in 2 Business Days
$41.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#3491990 - 07K117021C - Engine Oil Cooler - Nissens - Volkswagen

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

Brand:
Nissens - Corporate Logo
ES#:
3491990
Mfg#:
07K117021C
Ships in 6 Business Days
$166.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Coolant Hose

ES#2179699 - 5C0122101S - Upper Radiator Coolant Hose - Replace your leaking radiator hose - Genuine Volkswagen Audi - Volkswagen

Replace your leaking radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2179699
Mfg#:
5C0122101S
In Stock at Vendor
$166.99

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

$161.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 295mm

ES#3492309 - 1K0959455ET - Auxiliary Fan Assembly - 295mm - Smaller of the two fans found behind the radiator - Nissens - Audi Volkswagen

Smaller of the two fans found behind the radiator We Price Match - Give Us A Call or Chat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Nissens - Corporate Logo
ES#:
3492309
Mfg#:
1K0959455ET
Ships in 6 Business Days
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3199835 - 022121011A - Water Pump - Includes O-ring - URO - Audi Volkswagen

Includes O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3199835
Mfg#:
022121011A
Ships in 1 Business Day
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring

ES#2663663 - WHT005190 - Sealing O-Ring - Found on the thermostat housing assembly. 37.5x4x6 - Genuine Volkswagen Audi - Audi Volkswagen

Found on the thermostat housing assembly. 37.5x4x6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2663663
Mfg#:
WHT005190
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

In-line Thermostat

ES#4931905 - 1K0121113A - In-line Thermostat - Ensures proper coolant flow to the automatic transmission oil cooler - Bremmen Parts - Volkswagen

Ensures proper coolant flow to the automatic transmission oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4931905
Mfg#:
1K0121113A
In Stock
ON SALE!
$19.99

This product was last offered at the strikethrough price on
06-25-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expanding Nut - Priced Each

ES#2891455 - 811807577C - Expanding Nut - Priced Each - Install new hardware with your new parts. - Vaico - Audi Volkswagen

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

Brand:
Vaico - Corporate Logo
ES#:
2891455
Mfg#:
811807577C
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G13 Coolant - 1.5 Liter

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 8 Business Days
$17.99 USD
Free Shipping
on orders $49 and up

Coolant Flange

ES#315452 - 1K0122291J - Coolant Flange - 90 degree fitting with quick coupling - Genuine Volkswagen Audi - Volkswagen

90 degree fitting with quick coupling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315452
Mfg#:
1K0122291J
Ships in 2 Business Days
11% off MSRP

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

$45.99

This product was last offered at the strikethrough price on
07-04-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze Tester

ES#3536250 - EZRSP102 - Anti-Freeze Tester - Don't let your engine freeze, be sure with this easy to use tester - E-Z Red Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't let your engine freeze, be sure with this easy to use tester affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
E-Z Red Tools - Corporate Logo
ES#:
3536250
Mfg#:
EZRSP102
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2582078 - 1K0121367FKT1 - Radiator Installation Kit - Upper and lower mounts plus 2 gallons of G13 coolant - Genuine Volkswagen Audi - Audi Volkswagen

Upper and lower mounts plus 2 gallons of G13 coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2582078
Mfg#:
1K0121367FKT1
Ships on Aug 21, 2026
Auto Notify
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cylinder Head Cooling Flange

ES#4446147 - 03H121133 - Cylinder Head Cooling Flange - Located on the side of the engine attached to the thermostat housing - URO - Audi Volkswagen

Located on the side of the engine attached to the thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4446147
Mfg#:
03H121133
Ships on Jul 28, 2026
$36.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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