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Volkswagen Passat Engine Cooling Parts

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Radiator

Keep your cooling system operating properly

Brand:
Metrix - Corporate Logo
ES#:
3624079
Mfg#:
8D0121251BB
Ships in 1-2 days
$153.99

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

$148.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator

Keep your engine running cool with a new radiator

Brand:
Metrix - Corporate Logo
ES#:
3579948
Mfg#:
1K0121251K
Ships in 1-2 days
$91.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 280mm

300W with round 2 pin connector We Price Match - Give Us A Call or Chat!
For vehicles with AUG engine code only.

Brand:
Nissens - Corporate Logo
ES#:
3448007
Mfg#:
8D0959455L
Ships in 1-2 days
$153.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Assembly

Mounted to the engine block and houses the engine oil filter We Price Match - Give Us A Call or Chat!
For vehicles with CKRA engine code only (2012-2014)

Brand:
Nissens - Corporate Logo
ES#:
4057303
Mfg#:
03L115389C
Ships in 1-2 days
$489.99

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

$475.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

A common part that leaks over time causing a sweet interior smell

Brand:
OE Aftermarket - Corporate Logo
ES#:
2538224
Mfg#:
8D1819031C
Ships in 1-2 days
$293.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

Keep your engine running cool with a new radiator

Brand:
TYC - Corporate Logo
ES#:
2684843
Mfg#:
5K0121251H
Ships in 1-2 days
$228.99

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

$221.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 1

ES#2966591 - 5C0122101AAKT1 - Cooling System Refresh Kit - Level 1 - This entry level kit covers the most common failures in the cooling system - Assembled By ECS - Volkswagen

This entry level kit covers the most common failures in the cooling system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966591
Mfg#:
5C0122101AAKT1
Ships in 3 Business Days
ON SALE! SAVE 50%
$846.99

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

$423.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#2966597 - 5C0122101AAKT4 - Cooling System Refresh Kit - Level 2 - This comprehensive kit eliminates weak spots in your cooling system - Assembled By ECS - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966597
Mfg#:
5C0122101AAKT4
Ships in 3 Business Days
ON SALE! SAVE 34%
$1270.99

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

$844.25 USD
This product is lifetime replacement eligible Partial Replacement

Complete Thermostat Replacement Kit

ES#2580969 - 030121121BKT - 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 AEB or ATW engine codes only.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2580969
Mfg#:
030121121BKT
Ships in 1-2 days
$110.99

This product was last offered at the strikethrough price on
07-17-2026

$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 1

ES#2966589 - 5c0122101aaKT - Cooling System Refresh Kit - Level 1 - This entry level kit covers the most common failures in the cooling system - Genuine Volkswagen Audi - Volkswagen

This entry level kit covers the most common failures in the cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2966589
Mfg#:
5C0122101AAKT
Ships in 3 Business Days
$987.99

This product was last offered at the strikethrough price on
07-19-2026

$563.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Water Pump

ES#4266332 - 06H121026DS - Water Pump - Runs coolant throughout the engine and cooling system - Genuine Volkswagen Audi - Audi Volkswagen

Runs coolant throughout the engine and cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4266332
Mfg#:
06H121026DS
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.

$507.99

This product was last offered at the strikethrough price on
02-26-2026

$472.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit

ES#4017079 - 03h121117aKT1 - Cooling System Refresh Kit - This coolant refresh kit covers the most common failures in the cooling system on your 3.6L VR6 engine - Genuine Volkswagen Audi - Volkswagen

This coolant refresh kit covers the most common failures in the cooling system on your 3.6L VR6 engine For vehicles with VIN from 3C-7-120 001 only, split is in the 2007 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4017079
Mfg#:
03H121117AKT1
Ships in 1-2 days
$990.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2794833 - 03h121113KT - Thermostat Replacement Kit - Designed to ease installation procedure of thermostat and prevent a re-do - Genuine Volkswagen Audi - Volkswagen

Designed to ease installation procedure of thermostat and prevent a re-do

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2794833
Mfg#:
03H121113KT
Ships in 1-2 days
$251.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#2966595 - 5C0122101AAKT3 - Cooling System Refresh Kit - Level 2 - This comprehensive kit eliminates weak spots in your cooling system - Genuine Volkswagen Audi - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2966595
Mfg#:
5C0122101AAKT3
Ships in 3 Business Days
$1412.09

This product was last offered at the strikethrough price on
07-19-2026

$987.11 USD
This product is lifetime replacement eligible Partial Replacement

Timing Belt Accessory & Hardware Service Kit

Secure your water pump, refresh auxiliary drive lines, and renew front engine seals with this 11-piece hardware and coolant bundle. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5482374
Mfg#:
N01508315AKT
Ships in 1-2 days
$193.99

This product was last offered at the strikethrough price on
07-10-2026

$175.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Heater Core Supply And Return Hose set

Replacement heater core supply hose assembly - Connects rear thermostat housing to heater core hoses

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5481516
Mfg#:
1K0122157KT
Ships in 1-2 days
$513.99 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

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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