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Volkswagen Passat Engine Cooling Parts

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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

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

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 For vehicles with TSI engines only

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

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!

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

Oil Filter Housing Assembly

ES#3706600 - 03L115389C - Oil Filter Housing Assembly - Mounted to the engine block and houses the engine oil filter - URO - Volkswagen

Mounted to the engine block and houses the engine oil filter 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with CKRA engine code only (2012-2014)

Brand:
URO - Corporate Logo
ES#:
3706600
Mfg#:
03L115389C
Ships in 1 Business Day
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283635
Mfg#:
078121601B
Ships in 8 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

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

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

Auxiliary Fan Assembly - 295mm

ES#3139119 - 1K0959455ET - Auxiliary Fan Assembly - 295mm - Smaller of the two fans found behind the radiator - Hudson - Audi Volkswagen

Smaller of the two fans found behind the radiator

Brand:
Hudson - Corporate Logo
ES#:
3139119
Mfg#:
1K0959455ET
Ships in 3 Business Days
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#2868448 - 1H0121407A - Coolant Expansion Tank - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank - Febi - Volkswagen

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2868448
Mfg#:
1H0121407A
In Stock at Vendor
$36.99

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

$31.99 USD
Free Shipping
on orders $49 and up

Thermostat - 80°C

ES#4952533 - 075121113D - Thermostat - 80C - Does not include sealing O-Ring - Bremmen Parts - Audi Volkswagen

Does not include sealing O-Ring 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4952533
Mfg#:
075121113D
In Stock
ON SALE! SAVE 24%
$14.99

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

$11.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#281216 - 06F145317H - Water Pipe - Connects to upper expansion tank hose - Genuine Volkswagen Audi - Volkswagen

Connects to upper expansion tank hose Fits vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281216
Mfg#:
06F145317H
Ships in 7 Business Days
$158.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket - Priced Each

ES#2712942 - 078121043A - Water Pump Gasket - Priced Each - Ensure a proper seal when installing a new water pump - Elring - Audi Volkswagen

Ensure a proper seal when installing a new water pump 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2712942
Mfg#:
078121043A
In Stock
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#1844158 - 078121601B - Auxiliary Water Pump - Used as a after run pump on the V6 engine - Pierburg - Audi Volkswagen

Used as a after run pump on the V6 engine

Brand:
Pierburg - Corporate Logo
ES#:
1844158
Mfg#:
078121601B
Special Order: No Guaranteed ETA
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2594504 - 021121117A - Thermostat Housing - Located on the drivers side of the engine, does not include required o-rings - URO - Volkswagen

Located on the drivers side of the engine, does not include required o-rings 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2594504
Mfg#:
021121117A
Ships in 1 Business Day
$25.99 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

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

Coolant Expansion Tank

ES#261828 - 8D0121403L - Coolant Expansion Tank - Includes integrated coolant level sensor - Meyle - Audi Volkswagen

Includes integrated coolant level sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
261828
Mfg#:
8D0121403L
Ships on Nov 30, 2026
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#4040167 - 3C0122157FH - Coolant Hose - Connects heater core supply hose to cylinder head - Vaico - Audi Volkswagen

Connects heater core supply hose to cylinder head We Price Match - Give Us A Call or Chat!
Fits vehicles with CCTA engine code only

Brand:
Vaico - Corporate Logo
ES#:
4040167
Mfg#:
3C0122157FH
In Stock at Vendor
$156.99

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

$152.99 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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