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Volkswagen Passat B6 4 Motion 3.6L

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Volkswagen Passat B6 4 Motion 3.6L Engine Cooling Parts

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Anti-Freeze Tester

ES#3536250 - EZRSP102 - Anti-Freeze Tester - Don't let your engine freeze, be sure with this easy to use tester - E-Z Red Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't let your engine freeze, be sure with this easy to use tester affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
E-Z Red Tools - Corporate Logo
ES#:
3536250
Mfg#:
EZRSP102
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose Set

ES#4872240 - 3C1819857 - Heater Core Hose Set - Supply and Return coolant lines. - URO - Volkswagen

Supply and Return coolant lines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4872240
Mfg#:
3C1819857
Ships in 1 Business Day
$128.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G13 Coolant - 1.5 Liter

ES#2808528 - G013A8JM1 - G13 Coolant - 1.5 Liter - Lilac OE specification lifetime coolant - ROWE - Audi Volkswagen

Lilac OE specification lifetime coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
2808528
Mfg#:
G013A8JM1
Ships in 8 Business Days
$17.99 USD
Free Shipping
on orders $49 and up

Secondary Radiator

ES#4780944 - 1K0121212C - Secondary Radiator - Used to assist the main radiator in cooling - Metrix - Volkswagen

Used to assist the main radiator in cooling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with VIN up to 3C-6-240 000 only, split is in the 2006 model year

Brand:
Metrix - Corporate Logo
ES#:
4780944
Mfg#:
1K0121212C
In Stock
Limited Qty Sale
$143.99

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

$123.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3561937 - 03H121113D - Thermostat - Helps your engine regulate its temperature - Genuine Volkswagen Audi - Audi Volkswagen

Helps your engine regulate its temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561937
Mfg#:
03H121113D
Ships in 1 day
6% off MSRP

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

$126.99

This product was last offered at the strikethrough price on
06-15-2026

$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#3545376 - 3777 - Radiator - Keep your engine running cool with a new radiator - CSF - Volkswagen

Keep your engine running cool with a new radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
3545376
Mfg#:
3777
Ships in 3 Business Days
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2582078 - 1K0121367FKT1 - Radiator Installation Kit - Upper and lower mounts plus 2 gallons of G13 coolant - Genuine Volkswagen Audi - Audi Volkswagen

Upper and lower mounts plus 2 gallons of G13 coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2582078
Mfg#:
1K0121367FKT1
Ships on Aug 21, 2026
Auto Notify
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Universal 12" Electric Fan - Blue

ES#2764007 - MMFAN12BL - Universal 12" Electric Fan - Blue - 934 CFM - 5.7 amps at 12.3 volts - Mishimoto - BMW Volkswagen MINI

934 CFM - 5.7 amps at 12.3 volts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764007
Mfg#:
MMFAN12BL
Ships in 1 Business Day
$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant pipe

ES#275817 - 03H121145A - Coolant pipe - Hose connection found on the back of the block - Genuine Volkswagen Audi - Volkswagen

Hose connection found on the back of the block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275817
Mfg#:
03H121145A
Ships in 1 day
7% off MSRP

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

$56.99

This product was last offered at the strikethrough price on
06-15-2026

$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant flange

ES#275813 - 03H121131A - Coolant flange - Adapter found on the end of the thermostat housing - Genuine Volkswagen Audi - Volkswagen

Adapter found on the end of the thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275813
Mfg#:
03H121131A
Ships in 1 day
7% off MSRP

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

$56.99

This product was last offered at the strikethrough price on
06-15-2026

$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 14" Electric Fan - Black

ES#2764292 - MMFAN14 - Universal 14" Electric Fan - Black - 954 CFM - 5.6 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

954 CFM - 5.6 amps at 12.3 volts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764292
Mfg#:
MMFAN14
In Stock
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3557342 - 022121011A - Water Pump - Keep your coolant flowing to prevent overheating - Hepu - Audi Volkswagen

Keep your coolant flowing to prevent overheating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hepu - Corporate Logo
ES#:
3557342
Mfg#:
022121011A
In Stock at Vendor
$103.99

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

$100.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Quick Coupler

ES#4039653 - 1K0122291C - Quick Coupler - Connects upper radiator hose to return line - Vaico - Audi Volkswagen

Connects upper radiator hose to return line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039653
Mfg#:
1K0122291C
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2-Pin Connector - Priced Each

ES#319070 - 1K0973202 - 2-Pin Connector - Priced Each - Replace a broken connector to restore function - Genuine Volkswagen Audi - Audi Volkswagen

Replace a broken connector to restore function affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
319070
Mfg#:
1K0973202
Ships in 1 day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#5425901 - 03H121117A - Thermostat Housing - Common point of failure or leaking for the cooling system - Hamburg Tech - Audi Volkswagen

Common point of failure or leaking for the cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with VIN from 3C-7-120 001 only, split is in the 2007 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
5425901
Mfg#:
03H121117A
Ships in 1 Business Day
$98.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812869
Mfg#:
022121011A
Ships in 1 Business Day
$97.99 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.

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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