Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Volkswagen Jetta Cooling System Refresh Kits

Sort By
Filter By
Return to Top

Thermostat/Water Pump Kit (Updated)

ES#4699573 - 06L121111P - Thermostat/Water Pump Kit (Updated) - Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and o-rings - Bremmen Parts - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and o-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4699573
Mfg#:
06L121111P
In Stock
ON SALE! SAVE 10%
$245.99

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

$221.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat/Water Pump Kit - With Belt

ES#5425238 - 06L121111J - Thermostat/Water Pump Kit - With Belt - Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and belt. - Bremmen Parts - Audi Volkswagen Porsche

Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5425238
Mfg#:
06L121111J
In Stock
ON SALE! SAVE 20%
$265.99

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

$212.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Build-Your-Own MK4 12v VR6 Performance Cooling System Refresh Kit

ES#4005773 - 018163ECS04 - Build-Your-Own MK4 12v VR6 Performance Cooling System Refresh Kit - Upgrade your VR6's cooling system with select performance upgrades from ECS Tuning! - Assembled By ECS - Volkswagen

Upgrade your VR6's cooling system with select performance upgrades from ECS Tuning! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4005773
Mfg#:
018163ECS04
Back Ordered
ON SALE!
Starting at $279.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Cooling System Refresh Kit - Performance

ES#2586603 - MKIVGLICOOLKT2 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AWW or AWD engine code with production date from 09/01/2000 only. Also fits vehicles with AWP engine code with manual transmission.

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586603
Mfg#:
MKIVGLICOOLKT2
Back Ordered
$1000.05 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Build-Your-Own MK4 24v VR6 Performance Cooling System Refresh Kit

ES#4005786 - 018163ECS05 - Build-Your-Own MK4 24v VR6 Performance Cooling System Refresh Kit - Upgrade your VR6's cooling system with select performance upgrades from ECS Tuning! - Assembled By ECS - Volkswagen

Upgrade your VR6's cooling system with select performance upgrades from ECS Tuning! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4005786
Mfg#:
018163ECS05
Back Ordered
ON SALE!
Starting at $279.99 USD
Customize
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CBFA engine code and DSG transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598216
Mfg#:
06H121113KT3
Ships in 3 Business Days
$911.99

This product was last offered at the strikethrough price on
02-26-2026

$896.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Build-Your-Own MK4 1.8T Performance Cooling System Refresh Kit

ES#4005762 - 018163ECS03 - Build-Your-Own MK4 1.8T Performance Cooling System Refresh Kit - Upgrade your 1.8T's cooling system with select performance upgrades from ECS Tuning! - Assembled By ECS - Volkswagen

Upgrade your 1.8T's cooling system with select performance upgrades from ECS Tuning! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4005762
Mfg#:
018163ECS03
Back Ordered
ON SALE!
Starting at $279.99 USD
Customize
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CCTA or CBFA engine codes and manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598212
Mfg#:
06H121113KT5
Ships in 1 day
$793.99

This product was last offered at the strikethrough price on
02-26-2026

$785.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2598213 - 06H121113KT6 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with CCTA or CBFA engine codes and manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598213
Mfg#:
06H121113KT6
In Stock
ON SALE!
$360.75 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2598210
Mfg#:
1K0122101DKT1
Ships in 1 day
$676.99

This product was last offered at the strikethrough price on
02-26-2026

$624.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2763410 - 1J0121253ADKT4 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AWW or AWD engine code with production date from 09/01/2000 only. Also fits vehicles with AWP engine code with manual transmission.

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763410
Mfg#:
1J0121253ADKT4
Ships on Jun 19, 2026
ON SALE!
$618.23

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

$601.40 USD
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with CCTA engine code and manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586421
Mfg#:
1K0121251AB1KT
Ships in 1 day
ON SALE!
$559.07 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2765677 - 1J0121253ADKT7 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with manual transmission from the 2002 model year and ALH engine code

Brand:
Assembled By ECS - Corporate Logo
ES#:
2765677
Mfg#:
1J0121253ADKT7
Back Ordered
Auto Notify
ON SALE!
$541.99

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

$530.20 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2581790 - 1K0121251CJKT1 - Cooling System Refresh Kit - This comprehensive kit eliminates the weak spots in your cooling system - Assembled By ECS - Volkswagen

This comprehensive kit eliminates the weak spots in your cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles from the 2007 model year only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581790
Mfg#:
1K0121251CJKT1
Ships in 3 Business Days
ON SALE!
$502.99

This product was last offered at the strikethrough price on
01-03-2026

$492.92 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#2586424 - 1K0121251AB3KT - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with CBFA engine code and DSG transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586424
Mfg#:
1K0121251AB3KT
Ships in 1 day
ON SALE!
$469.63 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2973183 - 1k0121101cdKT - Cooling System Refresh Kit - This comprehensive kit eliminates the weak spots in your cooling system - Assembled By ECS - Volkswagen

This comprehensive kit eliminates the weak spots in your cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with BRM engine code with manual transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2973183
Mfg#:
1K0121101CDKT
Ships in 1-3 days
ON SALE!
$431.99

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

$423.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings