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Volkswagen GTI Engine Cooling Refresh Kits

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Thermostat / Water Pump Replacement Kit

ES#3551351 - 06l121111hKT1 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat. Includes upgraded Bremmen Parts water pump/thermostat. - Assembled By ECS - Audi Volkswagen

Includes necessary parts to replace the thermostat. Includes upgraded Bremmen Parts water pump/thermostat. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3551351
Mfg#:
06L121111HKT1
In Stock
ON SALE! SAVE 13%
$243.99

This product was last offered at the strikethrough price on
09-02-2026

$211.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat / Water Pump Replacement Kit

ES#5388424 - 06L121111PKT3 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat and water pump - Assembled By ECS - Volkswagen

Includes necessary parts to replace the thermostat and water pump 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5388424
Mfg#:
06L121111PKT3
In Stock
ON SALE!
$325.99

This product was last offered at the strikethrough price on
07-16-2026

$308.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat / Water Pump Replacement Kit

ES#5388422 - 06L121111PKT2 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat and water pump - Assembled By ECS - Volkswagen

Includes necessary parts to replace the thermostat and water pump 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5388422
Mfg#:
06L121111PKT2
In Stock
ON SALE! SAVE 15%
$301.99

This product was last offered at the strikethrough price on
07-16-2026

$256.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat / Water Pump Replacement Kit

ES#5388421 - 06L121111PKT1 - Thermostat / Water Pump Replacement Kit - Includes necessary parts to replace the thermostat and water pump - Genuine Volkswagen Audi - Volkswagen

Includes necessary parts to replace the thermostat and water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5388421
Mfg#:
06L121111PKT1
In Stock
$787.99

This product was last offered at the strikethrough price on
08-14-2026

$717.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#3659148 - 06k121011cKT8 - 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 For vehicles with DSG transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3659148
Mfg#:
06K121011CKT8
Ships in 1-2 days
$1717.99

This product was last offered at the strikethrough price on
08-14-2026

$1598.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#3659198 - 06k121011cKT10 - 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 For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3659198
Mfg#:
06K121011CKT10
Ships in 1-2 days
$1694.99

This product was last offered at the strikethrough price on
08-14-2026

$1589.99 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#3651375 - 06k121011cKT - Cooling System Refresh Kit - Level 1 - This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant - Assembled By ECS - Volkswagen

This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3651375
Mfg#:
06K121011CKT
Ships on Feb 5, 2027
ON SALE! SAVE 35%
$403.99

This product was last offered at the strikethrough price on
05-14-2026

$263.22 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#3651382 - 06k121011ckt4 - Cooling System Refresh Kit - Level 1 - This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant - Genuine Volkswagen Audi - Volkswagen

This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant For vehicles with DSG transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3651382
Mfg#:
06K121011CKT4
Ships in 1-2 days
$985.99

This product was last offered at the strikethrough price on
08-14-2026

$879.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2598216 - 06H121113KT3 - 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 For vehicles with CBFA engine code and DSG transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598216
Mfg#:
06H121113KT3
Ships in 1-2 days
$914.99

This product was last offered at the strikethrough price on
07-11-2026

$873.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#3659145 - 06k121011cKT5 - 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 Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659145
Mfg#:
06K121011CKT5
Back Ordered
ON SALE!
$913.99

This product was last offered at the strikethrough price on
06-01-2026

$868.22 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#3651378 - 06k121011ckt2 - Cooling System Refresh Kit - Level 1 - This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant - Genuine Volkswagen Audi - Volkswagen

This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3651378
Mfg#:
06K121011CKT2
Ships in 1-2 days
$901.99

This product was last offered at the strikethrough price on
08-14-2026

$830.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2598212 - 06H121113KT5 - 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 For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598212
Mfg#:
06H121113KT5
In Stock
$796.99

This product was last offered at the strikethrough price on
08-31-2026

$618.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2598210 - 1K0122101DKT1 - 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 For vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598210
Mfg#:
1K0122101DKT1
Ships in 5 Business Days
$630.99

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

$597.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#2586421 - 1K0121251AB1KT - 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 Into Our F80 M3 Sweepstakes
For vehicles with CCTA engine code and manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586421
Mfg#:
1K0121251AB1KT
Ships in 4 Business Days
ON SALE!
$569.99

This product was last offered at the strikethrough price on
10-01-2026

$542.36 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2598215 - 06H121113KT2 - 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 Into Our F80 M3 Sweepstakes
For vehicles with CCTA engine code and DSG transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598215
Mfg#:
06H121113KT2
In Stock
ON SALE!
$287.99

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

$270.35 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#3651379 - 06k121011ckt3 - Cooling System Refresh Kit - Level 1 - This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant - Assembled By ECS - Volkswagen

This entry level kit includes thermostat, waterpump, complete upper radiator hoses and coolant 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with DSG transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3651379
Mfg#:
06K121011CKT3
Ships in 1-2 days
ON SALE! SAVE 12%
$521.99

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

$460.82 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Engine Cooling Refresh Kits

Stay ahead of cooling issues by servicing your cooling system with our curated cooling system service kits that include everything you need to bring your cooling system back up to snuff.

Let us help you find the parts that fit your Volkswagen

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Manufacturer names and/or part numbers are used only for identification purposes.

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