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Volkswagen Passat Engine Cooling Parts

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Thermostat

ES#4883487 - 04L121113C - Thermostat - Regulates flow of coolant according to temperature - Rein - Volkswagen

Regulates flow of coolant according to temperature 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with CVCA engine code only

Brand:
Rein - Corporate Logo
ES#:
4883487
Mfg#:
04L121113C
In Stock at Vendor
ON SALE!
$28.99

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

$27.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#4326735 - 058121058B - Oil Cooler Hose - Return - Connects the oil cooler to the hard water tube - Meyle - Audi Volkswagen

Connects the oil cooler to the hard water tube 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4326735
Mfg#:
058121058B
In Stock
ON SALE! SAVE 17%
$10.99

This product was last offered at the strikethrough price on
04-21-2026

$9.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#3190245 - 918-140 - Engine Oil Cooler - Common source of leaks, mounted between your oil filter and engine block - Dorman - Audi Volkswagen

Common source of leaks, mounted between your oil filter and engine block

Brand:
Dorman - Corporate Logo
ES#:
3190245
Mfg#:
918-140
Ships in 4 Business Days
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Connection

ES#315451 - 1K0122291H - Coolant Hose Connection - Quick connect located on the end of a coolant hose - Genuine Volkswagen Audi - Volkswagen

Quick connect located on the end of a coolant hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315451
Mfg#:
1K0122291H
Ships in 1-2 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
09-05-2026

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

Heater Core Hose - Return

ES#2803825 - 8D0819373N - Heater Core Hose - Return - Connects the heater core to the hard water pipe - Rein - Audi Volkswagen

Connects the heater core to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803825
Mfg#:
8D0819373N
In Stock
ON SALE!
$21.99

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

$20.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2801566 - WHT006407 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 20x3 - Rein - Audi Volkswagen

Install a new o-ring for a proper seal. 20x3 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801566
Mfg#:
WHT006407
In Stock at Vendor
ON SALE! SAVE 17%
$6.99

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

$5.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Upper

ES#315461 - 1K0122447EQ - Expansion Tank Hose - Upper - Replace at the first signs of leakage - Genuine Volkswagen Audi - Audi Volkswagen

Replace at the first signs of leakage For vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315461
Mfg#:
1K0122447EQ
Ships in 5 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.

$86.99

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

$80.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3523409 - 03L121011G - Water Pump - Keep your coolant flowing to prevent overheating with a Meyle Heavy Duty water pump! - Meyle HD - Audi Volkswagen

Keep your coolant flowing to prevent overheating with a Meyle Heavy Duty water pump! 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
3523409
Mfg#:
03L121011G
Ships on Dec 4, 2026
Auto Notify
$80.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Thermostat Replacement Kit

ES#2580967 - 050121113CKT - Complete Thermostat Replacement Kit - Includes a genuine 87C thermostat, housing, o-ring and stretch bolts - Genuine Volkswagen Audi - Volkswagen

Includes a genuine 87�C thermostat, housing, o-ring and stretch bolts For vehicles with AUG or AWM engine codes only.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2580967
Mfg#:
050121113CKT
Ships in 1-2 days
$83.99

This product was last offered at the strikethrough price on
07-26-2026

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

Auxiliary Fan Switch (75-82°C) - 3 Pin

ES#5396123 - 1009597517 - Auxiliary Fan Switch (75-82C) - 3 Pin - Located on the lower side of the radiator - Meyle - Audi Volkswagen

Located on the lower side of the radiator 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5396123
Mfg#:
1009597517
Ships in 4 Business Days
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#472389 - WHT000863 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 56.2x3 - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 56.2x3

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472389
Mfg#:
WHT000863
Ships in 1-2 days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#2627320 - 8D0121101K - Radiator Hose - Upper - Connects the upper radiator port to the hard water pipe - Rein - Audi Volkswagen

Connects the upper radiator port to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627320
Mfg#:
8D0121101K
In Stock at Vendor
ON SALE!
$20.99

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

$19.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#5388801 - 8D0121403L - Coolant Expansion Tank - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank - Bremmen Parts - Audi Volkswagen

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5388801
Mfg#:
8D0121403L
In Stock
ON SALE! SAVE 17%
$23.99

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

$19.93 USD
Free Shipping
on orders $49 and up

12v VR6 Heat Exchanger Blank

ES#4419886 - 462-635-0029 - 12v VR6 Heat Exchanger Blank - Allows for cancellation of the OEM heat exchanger when converting to an external oil cooler - iABED Industries - Volkswagen

Allows for cancellation of the OEM heat exchanger when converting to an external oil cooler

Brand:
iABED Industries - Corporate Logo
ES#:
4419886
Mfg#:
462-635-0029
Back Ordered
$79.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#342880 - 3C0121157AK - Coolant Hose - Hose with plastic coupling from coolant flange on the driver's side of the block - Genuine Volkswagen Audi - Volkswagen

Hose with plastic coupling from coolant flange on the driver's side of the block Fits vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342880
Mfg#:
3C0121157AK
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.

$84.99

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

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2812869 - 022121011A - Water Pump - Keep your coolant flowing to prevent overheating - Hamburg Tech - Audi Volkswagen

Keep your coolant flowing to prevent overheating We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812869
Mfg#:
022121011A
Ships in 1 Business Day
ON SALE! SAVE 20%
$97.99

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

$78.39 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

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