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Volkswagen Passat Engine Cooling Parts

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Heater Core

ES#2718628 - 8D1819031C - Heater Core - A common part that leaks over time causing a sweet interior smell - Nissens - Volkswagen

A common part that leaks over time causing a sweet interior smell We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
2718628
Mfg#:
8D1819031C
In Stock at Vendor
$69.00

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

$67.99 USD
Free Shipping
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 For Our 25th Anniversary 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
$67.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#1304123 - 078121006 - Water Pump - Featuring a metal impeller, includes O-Ring - Graf - Audi Volkswagen

Featuring a metal impeller, includes O-Ring

Brand:
Graf - Corporate Logo
ES#:
1304123
Mfg#:
078121006
In Stock at Vendor
$73.24

This product was last offered at the strikethrough price on
07-15-2026

$67.97 USD
Free Shipping
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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
1873
Mfg#:
8D0959481B
Ships on Oct 29, 2026
Auto Notify
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

water pump connection o-ring - priced each

ES#472636 - WHT002001 - water pump connection o-ring - priced each - Used to seal the water pump to the oil cooler - Genuine Volkswagen Audi - Volkswagen

Used to seal the water pump to the oil cooler For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472636
Mfg#:
WHT002001
Ships in 1-2 days
$3.99 USD
Free Shipping
on orders $49 and up
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 4 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
07-21-2026

$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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2582095
Mfg#:
1K0121367FKT2
Ships on Aug 21, 2026
Auto Notify
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

Thermostat Housing

ES#2804447 - 06B121121L - Thermostat Housing - Located on the left side of the engine block - Bremmen Parts - Audi Volkswagen

Located on the left side of the engine block 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with AUG or AWM engine codes only.

Brand:
Bremmen Parts - Corporate Logo
ES#:
2804447
Mfg#:
06B121121L
In Stock
ON SALE! SAVE 27%
$9.99

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

$7.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2873160 - 028117021L - Engine Oil Cooler - Common source of leaks, mounted between your oil filter and engine block - Febi - Audi Volkswagen

Common source of leaks, mounted between your oil filter and engine block 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873160
Mfg#:
028117021L
In Stock at Vendor
$76.99

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

$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 Aug 12, 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
07-21-2026

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

Multipurpose Relay - Priced Each

ES#2901202 - 7M0951253A - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Vemo - Audi Volkswagen Porsche

Replacement 4 pin relay Used for fan control

Brand:
Vemo - Corporate Logo
ES#:
2901202
Mfg#:
7M0951253A
In Stock at Vendor
$22.99

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

$21.99 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

Coolant Hose

ES#4818599 - 1K0121109AL - Coolant Hose - Connecting hose between the pair of expansion tank pipes and the pipe that connects the water pump to the coolant flange - Bremmen Parts - Audi Volkswagen

Connecting hose between the pair of expansion tank pipes and the pipe that connects the water pump to the coolant flange 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with CBFA or CCTA engine code only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818599
Mfg#:
1K0121109AL
In Stock
ON SALE! SAVE 27%
$8.99

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

$6.52 USD
Free Shipping
on orders $49 and up

Thermostat

ES#4057373 - 06K121113G - Thermostat - Regulates coolant temperature by controlling flow - Mahle - Volkswagen

Regulates coolant temperature by controlling flow

Brand:
Mahle - Corporate Logo
ES#:
4057373
Mfg#:
06K121113G
In Stock at Vendor
$64.99 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.

Let us help you find the parts that fit your Volkswagen

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