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Volkswagen Passat Engine Cooling Parts

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Multipurpose Relay - Priced Each

ES#3437882 - 7M0951253A - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Bosch - Audi Volkswagen

Replacement 4 pin relay We Price Match - Give Us A Call or Chat!
Used for fan control

Brand:
Bosch - Corporate Logo
ES#:
3437882
Mfg#:
7M0951253A
Ships in 1 Business Day
$17.99

This product was last offered at the strikethrough price on
04-09-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch - 4 Pin

ES#1873 - 8D0959481B - Auxiliary Fan Switch - 4 Pin - Located on the lower radiator hose connection - Meyle - Audi Volkswagen

Located on the lower radiator hose connection 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
1873
Mfg#:
8D0959481B
Ships in 10 Business Days
Auto Notify
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2627492 - 8D0121055AA - Radiator Hose - Lower - Thermostat housing to lower radiator - Rein - Volkswagen

Thermostat housing to lower radiator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-1-050 001 only, split is in the 2001 model year

Brand:
Rein - Corporate Logo
ES#:
2627492
Mfg#:
8D0121055AA
Ships in 3 Business Days
ON SALE!
$70.99

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

$67.44 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titan 4-Piece Air Blow Gun Set

ES#4352819 - TIT19391 - Titan 4-Piece Air Blow Gun Set - Seals and blows out clogged lines/pipes - Titan - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Seals and blows out clogged lines/pipes

Brand:
Titan - Corporate Logo
ES#:
4352819
Mfg#:
TIT19391
Ships in 6 Business Days
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#277618 - 058121471B - Turbo Coolant Hose - Return - Connects the turbocharger to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the turbocharger to the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277618
Mfg#:
058121471B
Ships in 7 Business 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.

$71.99

This product was last offered at the strikethrough price on
09-05-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2582095 - 1K0121367FKT2 - Radiator Installation Kit - Upper and lower mounts plus 3 liters of G13 coolant - Assembled By ECS - Audi Volkswagen

Upper and lower mounts plus 3 liters of G13 coolant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2582095
Mfg#:
1K0121367FKT2
In Stock
ON SALE!
$68.99

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

$66.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oil Cooler

Common source of undiscoverable coolant leaks We Price Match - Give Us A Call or Chat!
For vehicles with ATW, AWM, or AUG engine codes only.

Brand:
Nissens - Corporate Logo
ES#:
3988406
Mfg#:
028117021K
Ships in 2 Business Days
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#1876424 - 037121005c - Water Pump - Outer housing with gasket and stamped metal impeller - Graf - Audi Volkswagen

Outer housing with gasket and stamped metal impeller

Brand:
Graf - Corporate Logo
ES#:
1876424
Mfg#:
037121005C
Ships in 1-2 days
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heat Deflector Wrap

ES#274870 - 037971461 - Heat Deflector Wrap - Protects rubber from heat from turbocharger - Genuine Volkswagen Audi - Audi Volkswagen

Protects rubber from heat from turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274870
Mfg#:
037971461
Ships on Sep 25, 2026
11% off MSRP

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

$36.99

This product was last offered at the strikethrough price on
09-05-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3139113 - 1K0121407A - Coolant Expansion Tank - See your coolant levels clearly again, comes with coolant level sensor - Hudson - Audi Volkswagen

See your coolant levels clearly again, comes with coolant level sensor

Brand:
Hudson - Corporate Logo
ES#:
3139113
Mfg#:
1K0121407A
Ships in 1-2 days
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

hex head Bolt - Priced Each

ES#470116 - N90533005 - hex head Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20 Secures the thermostat cover to the thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470116
Mfg#:
N90533005
Ships in 2 Business Days
25% off MSRP

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

$3.99

This product was last offered at the strikethrough price on
09-05-2026

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

Water Pump

ES#5424696 - 037121010CX - Water Pump - Replace your leaking water pump - Hamburg Tech - Audi Volkswagen

Replace your leaking water pump

Brand:
Hamburg Tech - Corporate Logo
ES#:
5424696
Mfg#:
037121010CX
Ships in 1 Business Day
ON SALE! SAVE 10%
$72.99

This product was last offered at the strikethrough price on
09-03-2026

$65.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 280mm

ES#3098864 - 8D0959455 - Auxiliary Fan Assembly - 280mm - 300W with round 2 pin connector - URO - Audi Volkswagen

300W with round 2 pin connector 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with AWM engine code only.

Brand:
URO - Corporate Logo
ES#:
3098864
Mfg#:
8D0959455
Back Ordered
$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion tank Hose

ES#2595130 - 5C0121109D - Coolant Expansion tank Hose - Replacement expansion tank hose - Genuine Volkswagen Audi - Volkswagen

Replacement expansion tank hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2595130
Mfg#:
5C0121109D
Ships in 1 Business Day
89% off MSRP

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

$121.99

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

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3149402 - 06A121012G - Water Pump - Featuring a metal impeller - Rein - Audi Volkswagen

Featuring a metal impeller 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with AUG or AWM engine codes only.

Brand:
Rein - Corporate Logo
ES#:
3149402
Mfg#:
06A121012G
Back Ordered
ON SALE!
$67.99

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

$64.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Freeze Plug - Priced Each

ES#2865722 - 036103113A - Freeze Plug - Priced Each - Keep your engine block sealed. 36.6mm - Febi - Audi Volkswagen

Keep your engine block sealed. 36.6mm We Price Match - Give Us A Call or Chat!
Engine codes AEB & ATW

Brand:
Febi - Corporate Logo
ES#:
2865722
Mfg#:
036103113A
Ships in 1 Business Day
$7.13 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.

Let us help you find the parts that fit your Volkswagen

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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