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Volkswagen MK4 Engine Cooling Parts

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Thermostat - 80°C (Low Temp)

Low-temperature 80°C thermostat to prevent heat soak, resolve overheating issues, and cure stubborn check engine lights on your classic or modified VAG vehicle. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865913
Mfg#:
040121113S
Special Order: No Guaranteed ETA
$12.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Water Pump With Metal Impeller

Prevent catastrophic engine overheating and timing belt failure on your classic 1.8T or 2.0L 8V engine. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873362
Mfg#:
06A121012G
Special Order: No Guaranteed ETA
$59.99 USD

Samco Silicone Coolant Hose Kit - Black

ES#2090753 - TCS219C-blk - Samco Silicone Coolant Hose Kit - Black - Comes with 9 coolant hoses - Samco - Volkswagen

Comes with 9 coolant hoses

Brand:
Samco - Corporate Logo
ES#:
2090753
Mfg#:
TCS219C-BLK
Special Order: No Guaranteed ETA
$457.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#3143079 - 06A121065AR - Water Pipe - Main water pipe connected to your engine block. Provides passage of coolant to oil cooler, expansion tank, heater core and more - 06A121065AR - OSSCA - Volkswagen

Main water pipe connected to your engine block. Provides passage of coolant to oil cooler, expansion tank, heater core and more - 06A121065AR For vehicles with a build date up to 07/14/2003

Brand:
OSSCA - Corporate Logo
ES#:
3143079
Mfg#:
06A121065AR
Special Order: No Guaranteed ETA
$183.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#3143179 - 068117021B - Oil Cooler - Common source of undiscoverable coolant leaks - 068117021B - Refak - Audi Volkswagen

Common source of undiscoverable coolant leaks - 068117021B For vehicles with ALH engine code only

Brand:
Refak - Corporate Logo
ES#:
3143179
Mfg#:
068117021B
Special Order: No Guaranteed ETA
$564.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

For vehicles with ALH engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3646620
Mfg#:
38121121
Special Order: No Guaranteed ETA
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Bracket

Helps secure the primary radiator fan - 1J0121206G

Brand:
OSSCA - Corporate Logo
ES#:
3143127
Mfg#:
1J0121206C
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 4 Pin

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color - 078919501B Fits Brazilian production cars, check color before ordering.

Brand:
Refak - Corporate Logo
ES#:
3143185
Mfg#:
078919501B
Special Order: No Guaranteed ETA
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Coupler

Replace brittle plastic parts. - 1J0122291B

Brand:
Refak - Corporate Logo
ES#:
3143197
Mfg#:
1J0122291B
Special Order: No Guaranteed ETA
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

Secondary pump for more efficient cooling 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with 5-speed automatic transmission only

Brand:
Bremmen Parts - Corporate Logo
ES#:
5492052
Mfg#:
078965561
Ships on Jan 18, 2027
$79.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Water Pump - With Metal Impeller

Keep your coolant flowing to prevent overheating and improved longevity with a metal impeller For vehicles with BEW engine code only

Brand:
Geba - Corporate Logo
ES#:
4341902
Mfg#:
03L121011G
Special Order: No Guaranteed ETA
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Cooler Hose

ES#3194955 - 1J0121058AC - Transmission Cooler Hose - Runs from transmission cooler to water pipe - Vaico - Volkswagen

Runs from transmission cooler to water pipe We Price Match - Give Us A Call or Chat!
For vehicles with ALH engine code and automatic transmission only

Brand:
Vaico - Corporate Logo
ES#:
3194955
Mfg#:
1J0121058AC
Special Order: No Guaranteed ETA
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 290MM

ES#2897170 - 1C0959455C - Auxiliary Fan Assembly - 290MM - Direct replacement auxiliary fan. Please check your stock fan size before ordering. - Vemo - Audi Volkswagen

Direct replacement auxiliary fan. Please check your stock fan size before ordering. For vehicles with AWD, AWV or AWW engine codes. Also fits vehicles with AWP engine code with manual transmission

Brand:
Vemo - Corporate Logo
ES#:
2897170
Mfg#:
1C0959455C
Special Order: No Guaranteed ETA
$79.99 USD
Free Shipping
on orders $49 and up

Primary Radiator

ES#4874408 - 1J0121253S - Primary Radiator - Direct replacement 2-row radiator - Vemo - Audi Volkswagen

Direct replacement 2-row radiator

Brand:
Vemo - Corporate Logo
ES#:
4874408
Mfg#:
1J0121253S
Special Order: No Guaranteed ETA
$123.99 USD
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit With Black ECS Water Pipe

ES#2770834 - MKIV12VCOOLKT3 - ECS Cooling System Refresh Kit With Black ECS Water Pipe - This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. - Assembled By ECS - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. 10X Entries Into Our F80 M3 Sweepstakes
See description for installation notes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2770834
Mfg#:
MKIV12VCOOLKT3
Back Ordered
$764.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2765678 - 1J0121253ADKT8 - Cooling System Refresh Kit - The most common failure points in your cars cooling system - Assembled By ECS - Volkswagen

The most common failure points in your cars cooling system 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with automatic transmission from the 2002 model year and ALH engine code

Brand:
Assembled By ECS - Corporate Logo
ES#:
2765678
Mfg#:
1J0121253ADKT8
Back Ordered
ON SALE!
$517.99

This product was last offered at the strikethrough price on
08-13-2026

$502.24 USD
This product is lifetime replacement eligible Partial 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.

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