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Volkswagen MK5 Engine Cooling Parts

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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 FSI engine with production date up to 12/31/2008 only

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

Coolant Hose

ES#4615936 - 06F121447 - Coolant Hose - Connects expansion tank return pipe to upper radiator hose - URO - Audi Volkswagen

Connects expansion tank return pipe to upper radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
URO - Corporate Logo
ES#:
4615936
Mfg#:
06F121447
Ships in 1 Business Day
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Screw - Priced Each

ES#467688 - N10225402 - Screw - Priced Each - Collared screw used in various areas on your European vehicle. M8x20 - Genuine Volkswagen Audi - Audi Volkswagen

Collared screw used in various areas on your European vehicle. M8x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines - Secures the oil cooler to the filter housing assembly

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467688
Mfg#:
N10225402
In Stock
40% off MSRP

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

$4.99

This product was last offered at the strikethrough price on
07-06-2026

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

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

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
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Cap - Black

ES#4818658 - 5Q0121321 - Expansion Tank Cap - Black - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818658
Mfg#:
5Q0121321
In Stock
ON SALE! SAVE 24%
$15.99

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

$12.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen head Bolt (4mm) - Priced Each

ES#2770175 - N10196103 - Allen head Bolt (4mm) - Priced Each - Install new hardware with your new parts. Black oxide coated, M6x18. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Install new hardware with your new parts. Black oxide coated, M6x18. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with CCTA or CBFA. Used to secure the thermostat housing to the water pump

Brand:
ECS - Corporate Logo
ES#:
2770175
Mfg#:
N10196103
In Stock
ON SALE! SAVE 25%
$1.29

This product was last offered at the strikethrough price on
06-13-2026

$0.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Hose

ES#315179 - 1K0121051N - Thermostat Hose - Connects the T connector piece from the lower radiator hose to the thermostat housing - Genuine Volkswagen Audi - Volkswagen

Connects the T connector piece from the lower radiator hose to the thermostat housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315179
Mfg#:
1K0121051N
Ships in 2 Business Days
6% off MSRP

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

$114.99

This product was last offered at the strikethrough price on
07-06-2026

$107.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thrust Ring

ES#285908 - 07K109163A - Thrust Ring - Found between the coolant flange seal and the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Found between the coolant flange seal and the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285908
Mfg#:
07K109163A
Ships in 1 day
10% off MSRP

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

$59.99

This product was last offered at the strikethrough price on
07-06-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Cover

ES#4376409 - 022121121E - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - URO - Audi Volkswagen

Common source of coolant leaks around your thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4376409
Mfg#:
022121121E
Ships in 1 Business Day
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#251485 - n90817003 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x17 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x17 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures fan shroud to radiator - 4 required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251485
Mfg#:
N90817003
In Stock
ON SALE! SAVE 33%
$2.99

This product was last offered at the strikethrough price on
06-25-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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

Thermostat Replacement Kit

ES#2763629 - 07K121115CKT - Thermostat Replacement Kit - Everything you need to service a faulty thermostat - Original Equipment Supplier - Volkswagen

Everything you need to service a faulty thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2763629
Mfg#:
07K121115CKT
In Stock at Vendor
$297.99

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

$103.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2561352 - 06D117021C - Engine Oil Cooler - Lowers engine oil temperature - Vemo - Audi Volkswagen

Lowers engine oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Vemo - Corporate Logo
ES#:
2561352
Mfg#:
06D117021C
In Stock at Vendor
$106.99

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

$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2524952 - 038117021E - Engine Oil Cooler - Lowers engine oil temperature - MTC - Audi Volkswagen

Lowers engine oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2524952
Mfg#:
038117021E
Ships in 9 Business Days
$102.99 USD
Free Shipping

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

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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