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Volkswagen Passat Engine Cooling Parts

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Radiator Coupler - Upper

ES#342990 - 3C0122291 - Radiator Coupler - Upper - Coupler that connects the upper radiator hose to the radiator - Genuine Volkswagen Audi - Audi Volkswagen

Coupler that connects the upper radiator hose to the radiator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342990
Mfg#:
3C0122291
In Stock
ON SALE! SAVE 40%
$151.68

This product was last offered at the strikethrough price on
08-23-2026

$91.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - *ECS Recommends*

ES#2535452 - 059919501AKTU - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - *ECS Recommends* - Updated Green sensor with square/round connector. Please check existing sensor color - URO - Audi Volkswagen

Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-X-491,581, split is in the 1999 model year.

Brand:
URO - Corporate Logo
ES#:
2535452
Mfg#:
059919501AKTU
In Stock
$20.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#4004619 - 3C0122101GH - Radiator Hose - Upper - Connects the radiator to the thermostat housing - Rein - Volkswagen

Connects the radiator to the thermostat housing 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with CBFA engine code and DSG transmissions only

Brand:
Rein - Corporate Logo
ES#:
4004619
Mfg#:
3C0122101GH
In Stock
ON SALE!
$115.99

This product was last offered at the strikethrough price on
08-26-2026

$107.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#2580572 - 5K0121251J - Radiator - Keep your engine running cool with a new radiator - Nissens - Audi Volkswagen

Keep your engine running cool with a new radiator We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
Nissens - Corporate Logo
ES#:
2580572
Mfg#:
5K0121251J
In Stock
ON SALE!
$194.99

This product was last offered at the strikethrough price on
08-07-2026

$177.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Dual Fan Cowl - Satin Black

ES#4135821 - 1K0121205AJ - Dual Fan Cowl - Satin Black - Attaches to the core support to house the radiator and condenser fans - Genuine Volkswagen Audi - Audi Volkswagen

Attaches to the core support to house the radiator and condenser fans

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4135821
Mfg#:
1K0121205AJ
Ships in 1-2 days
7% off MSRP

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

$564.99

This product was last offered at the strikethrough price on
08-31-2026

$523.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2731817 - 06F121011X - Water Pump - With metal impeller - Graf - Audi Volkswagen

With metal impeller For vehicles with BPY engine code only

Brand:
Graf - Corporate Logo
ES#:
2731817
Mfg#:
06F121011X
Ships in 1 Business Day
$47.99

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

$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze / Coolant - 1.5 Liter

ES#1912 - AF G001100 - Anti-Freeze / Coolant - 1.5 Liter - Blue Pentofrost Antifreeze coolant in color. Meets VAG G11 and MB 325.0 standards. - Pentosin - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Blue Pentofrost Antifreeze coolant in color. Meets VAG G11 and MB 325.0 standards.

Brand:
Pentosin - Corporate Logo
ES#:
1912
Mfg#:
AF G001100
In Stock
ON SALE!
$14.99

This product was last offered at the strikethrough price on
09-01-2026

$14.24 USD
Free Shipping
on orders $49 and up

Oil Filter Housing Assembly

ES#2742155 - 03N115389A - Oil Filter Housing Assembly - Includes oil filter, filter cap, oil cooler, and associated sensors. - Genuine Volkswagen Audi - Audi Volkswagen

Includes oil filter, filter cap, oil cooler, and associated sensors. For vehicles with CVCA engine code only (2015)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2742155
Mfg#:
03N115389A
Ships in 1-2 days
7% off MSRP

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

$545.99

This product was last offered at the strikethrough price on
08-31-2026

$506.99 USD
Free Shipping
on orders $49 and up

Radiator Hose - Lower

ES#2872397 - 8D0121055T - Radiator Hose - Lower - Connects the lower radiator port to the thermostat housing - Febi - Audi Volkswagen

Connects the lower radiator port to the thermostat housing We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-X-145 414 or VIN 3B-XE173 716 through VIN 3B-1-050 000 only, splits are in the 1999 and 2001 model years

Brand:
Febi - Corporate Logo
ES#:
2872397
Mfg#:
8D0121055T
In Stock
$24.99

This product was last offered at the strikethrough price on
05-13-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Pressure Test kit 14 pc

ES#2932379 - ATD3300 - Radiator Pressure Test kit 14 pc - Adapters for most European and domestic vehicles - ATD Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adapters for most European and domestic vehicles

Brand:
ATD Tools - Corporate Logo
ES#:
2932379
Mfg#:
ATD3300
Ships in 6 Business Days
$497.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#4007485 - 2Q0965567A - Auxiliary Water Pump - Circulates coolant on the command of the ECU - Genuine Volkswagen Audi - Volkswagen

Circulates coolant on the command of the ECU For vehicles with CVCA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4007485
Mfg#:
2Q0965567A
Ships in 1-2 days
7% off MSRP

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

$533.74

This product was last offered at the strikethrough price on
08-13-2026

$497.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#2608411 - 068117021B - Oil Cooler - Common source of undiscoverable coolant leaks - Nissens - Audi Volkswagen

Common source of undiscoverable coolant leaks We Price Match - Give Us A Call or Chat!
For vehicles with AEB engine code only.

Brand:
Nissens - Corporate Logo
ES#:
2608411
Mfg#:
068117021B
In Stock
ON SALE! SAVE 16%
$73.99

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

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#1306802 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear. Includes O-ring - Vemo - Audi Volkswagen

Prevent overheating and premature engine wear. Includes O-ring

Brand:
Vemo - Corporate Logo
ES#:
1306802
Mfg#:
050121113C
In Stock
ON SALE! SAVE 38%
$18.99

This product was last offered at the strikethrough price on
05-14-2026

$11.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Gasket

ES#280420 - 06D117070 - Engine Oil Cooler Gasket - Connects oil cooler to oil filter housing - Genuine Volkswagen Audi - Audi Volkswagen

Connects oil cooler to oil filter housing For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280420
Mfg#:
06D117070
Ships in 4 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
09-04-2026

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

Coolant Temperature Sensor

ES#2623216 - 059919501A - Coolant Temperature Sensor - Green coolant temp sensor, located commonly in the cooling flange near the head - Vemo - Audi Volkswagen

Green coolant temp sensor, located commonly in the cooling flange near the head

Brand:
Vemo - Corporate Logo
ES#:
2623216
Mfg#:
059919501A
In Stock
$13.19 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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