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Volkswagen MK4 Cooling System Service & Maintenance Parts

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Cooling System Refresh Kit - oE

ES#3132602 - MKIVJTCRK20KT1 - Cooling System Refresh Kit - oE - Everything needed for a full cooling system overhaul - Assembled By ECS - Volkswagen

Everything needed for a full cooling system overhaul 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with BBW engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3132602
Mfg#:
MKIVJTCRK20KT1
Ships on Feb 24, 2027
ON SALE!
$315.99

This product was last offered at the strikethrough price on
10-20-2026

$303.73 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2765672 - 1J0121253ADKT6 - 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 manual transmission from the 2002 model year and ALH engine code

Brand:
Assembled By ECS - Corporate Logo
ES#:
2765672
Mfg#:
1J0121253ADKT6
Back Ordered
$1036.58 USD
This product is lifetime replacement eligible Partial 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

$489.78 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Performance

ES#2960546 - MKIVGLICOOLKT3 - ECS Cooling System Refresh Kit - Performance - This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. Black hoses - Assembled By ECS - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. Black hoses 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with AWW or AWD engine code with production date up to 08/31/2000 only. Also fits vehicles with AWP engine code with manual transmission.

Brand:
Assembled By ECS - Corporate Logo
ES#:
2960546
Mfg#:
MKIVGLICOOLKT3
Back Ordered
$924.99

This product was last offered at the strikethrough price on
06-18-2026

$920.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2765671 - 1J0121253ADKT5 - 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#:
2765671
Mfg#:
1J0121253ADKT5
Back Ordered
$1003.14

This product was last offered at the strikethrough price on
11-03-2026

$1000.75 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - OE Plus

ES#2710337 - 1J0121253P - ECS Cooling System Refresh Kit - OE Plus - Replace the most common failure points in your cars cooling system including a replacement 2-row radiator - Assembled By ECS - Volkswagen

Replace the most common failure points in your cars cooling system including a replacement 2-row radiator 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with AWW or AWD engine code only. Also fits vehicles with AWP engine code with manual transmission.

Brand:
Assembled By ECS - Corporate Logo
ES#:
2710337
Mfg#:
1J0121253P
Back Ordered
ON SALE!
$559.47

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

$544.91 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit With Silver ECS Water Pipe

ES#2770835 - MKIV12VCOOLKT4 - ECS Cooling System Refresh Kit With Silver 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#:
2770835
Mfg#:
MKIV12VCOOLKT4
Back Ordered
$764.99 USD
This product is lifetime replacement eligible Partial Replacement

ECS Radiator Installation Kit

ES#2581551 - 1J0122051AMKT - ECS Radiator Installation Kit - Includes radiator mounts and hoses for a simple installation - Assembled By ECS - Volkswagen

Includes radiator mounts and hoses for a simple installation 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with automatic transmissions only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581551
Mfg#:
1J0122051AMKT
Back Ordered
ON SALE!
$436.99

This product was last offered at the strikethrough price on
06-18-2026

$419.65 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit With Silver ECS Water Pipe

ES#2702184 - MKIV12VCOOLKT - ECS Cooling System Refresh Kit With Silver ECS Water Pipe - Kit assembled with all the usual wear items in the cooling system to keep your engine at optimum temperature. - Assembled By ECS - Volkswagen

Kit assembled with all the usual wear items in the cooling system to keep your engine at optimum temperature. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2702184
Mfg#:
MKIV12VCOOLKT
Back Ordered
ON SALE!
$789.99

This product was last offered at the strikethrough price on
08-29-2026

$732.05 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit

ES#2581488 - MKIVGLIATCOOLKT - ECS 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 AWP engine code with automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581488
Mfg#:
MKIVGLIATCOOLKT
Back Ordered
ON SALE!
$559.99

This product was last offered at the strikethrough price on
06-18-2026

$527.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - OE

ES#2588416 - MKIVJTCRK20 - Cooling System Refresh Kit - OE - Everything needed for a full cooling system overhaul - Assembled By ECS - Volkswagen

Everything needed for a full cooling system overhaul 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with AZG or AVH engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2588416
Mfg#:
MKIVJTCRK20
Back Ordered
ON SALE!
$556.99

This product was last offered at the strikethrough price on
10-29-2026

$556.24 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Performance

ES#2581315 - MKIVGLICOOLKT1 - ECS Cooling System Refresh Kit - Performance - This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. Blue hoses - Assembled By ECS - Volkswagen

This comprehensive kit eliminates weak spots in your cooling system and replaces them with performance options. Blue hoses 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581315
Mfg#:
MKIVGLICOOLKT1
Back Ordered
$701.99

This product was last offered at the strikethrough price on
06-18-2026

$697.99 USD
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit With Black ECS Water Pipe

ES#2702204 - MKIV12VCOOLKT2 - ECS Cooling System Refresh Kit With Black ECS Water Pipe - Kit assembled with all the usual wear items in the cooling system to keep your engine at optimum temperature. - Assembled By ECS - Volkswagen

Kit assembled with all the usual wear items in the cooling system to keep your engine at optimum temperature. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2702204
Mfg#:
MKIV12VCOOLKT2
Back Ordered
$611.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#3477495 - 1J0121253AKT - 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 manual transmission up through the 2001 model year with ALH engine code

Brand:
Assembled By ECS - Corporate Logo
ES#:
3477495
Mfg#:
1J0121253AKT
Back Ordered
ON SALE!
$658.99

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

$606.17 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#3477492 - 1J0121253AD0KT - 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 manual transmission up through the 2001 model year with ALH engine code with green cool

Brand:
Assembled By ECS - Corporate Logo
ES#:
3477492
Mfg#:
1J0121253AD0KT
Back Ordered
ON SALE!
$668.99

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

$622.54 USD
This product is lifetime replacement eligible Partial Replacement

More About Cooling System Service & Maintenance Parts

From individual cooling system parts to full cooling system refresh kits and cooling system upgrades, we have it all right here so you can keep your engine temperature in check or improve cooling system performance to meet the demands you place on your car.

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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