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Audi A4 Cooling System Refresh Kits

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Cooling System Refresh Kit - Level 1

ES#2586303 - 06B121111K1KT - Cooling System Refresh Kit - Level 1 - Replace your thermostat, temp sensor and expansion tank with one kit! - Assembled By ECS - Audi

Replace your thermostat, temp sensor and expansion tank with one kit! 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#:
2586303
Mfg#:
06B121111K1KT
Ships in 1 day
ON SALE! SAVE 54%
$607.99

This product was last offered at the strikethrough price on
02-07-2026

$279.43 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3 With ECS Billet Aluminum J-Plug

ES#2795706 - 06B121132EKT4 - Cooling System Refresh Kit - Level 3 With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-plug, replace critical cooling system components & perform a proper coolant system flush - Assembled By ECS - Audi

Includes ECS' upgraded J-plug, replace critical cooling system components & perform a proper coolant system flush 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#:
2795706
Mfg#:
06B121132EKT4
In Stock at Vendor
ON SALE! SAVE 17%
$330.99

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

$276.31 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2762651 - 06E121111Mkt1 - Cooling System Refresh Kit - Replace your thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your thermostat and temp sensor with one kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762651
Mfg#:
06E121111MKT1
Ships in 1 day
$266.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#2762583 - 06E121111Gkt - Cooling System Refresh Kit - Replace your thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your thermostat and temp sensor with one kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762583
Mfg#:
06E121111GKT
Ships in 1 day
$266.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2 With ECS Billet Aluminum J-Plug

ES#2795704 - 06B121111KT3 - Cooling System Refresh Kit - Level 2 With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-plug & replace your thermostat, temp sensors, coolant flange, & expansion tank with one kit! - Assembled By ECS - Audi

Includes ECS' upgraded J-plug & replace your thermostat, temp sensors, coolant flange, & expansion tank with one kit! 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#:
2795704
Mfg#:
06B121111KT3
In Stock at Vendor
ON SALE! SAVE 16%
$317.99

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

$265.68 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2608083 - 06B121132EKT2 - Cooling System Refresh Kit - Level 3 - Replace critical cooling system components and perform a proper coolant system flush - Assembled By ECS - Audi

Replace critical cooling system components and perform a proper coolant system flush 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#:
2608083
Mfg#:
06B121132EKT2
In Stock at Vendor
ON SALE! SAVE 11%
$284.99

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

$252.78 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling Flange Replacement Kit

ES#2804114 - 058121132CKT - Cooling Flange Replacement Kit - Cure the common coolant leak coming from the back of your engine compartment - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AWM engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804114
Mfg#:
058121132CKT
Ships in 6 Business Days
ON SALE! SAVE 10%
$54.99

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

$49.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2

ES#2608082 - 06B121111KKT2 - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensors, coolant flange, and expansion tank with one kit! - Assembled By ECS - Audi

Replace your thermostat, temp sensors, coolant flange, and expansion tank with one kit! 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#:
2608082
Mfg#:
06B121111KKT2
In Stock at Vendor
ON SALE! SAVE 11%
$271.99

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

$241.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Audi B7 2.0T Cooling System Refresh Kit - Level 3

ES#4659390 - 06D121132CKT7 - Audi B7 2.0T Cooling System Refresh Kit - Level 3 - Cure the common coolant leak coming from the back of your engine compartment once and for all! - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment once and for all! 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#:
4659390
Mfg#:
06D121132CKT7
Ships on Jul 9, 2026
Auto Notify
ON SALE! SAVE 12%
$274.99

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

$241.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit

ES#3183405 - 06h121026ddKT2 - Cooling System Refresh Kit - Service your critical cooling system components with one kit! - Assembled By ECS - Audi

Service your critical cooling system components with one kit! 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#:
3183405
Mfg#:
06H121026DDKT2
In Stock
ON SALE! SAVE 24%
$302.99

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

$231.56 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1 With ECS Billet Aluminum J-Plug

ES#2795701 - 06B121111KT2 - Cooling System Refresh Kit - Level 1 With ECS Billet Aluminum J-Plug - Includes ECS' upgraded J-plug & replace your thermostat, temp sensor & expansion tank with one kit! - Assembled By ECS - Audi

Includes ECS' upgraded J-plug & replace your thermostat, temp sensor & expansion tank with one kit! 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#:
2795701
Mfg#:
06B121111KT2
In Stock at Vendor
ON SALE! SAVE 16%
$274.99

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

$229.88 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2608152 - 06D121132CKT - Cooling System Refresh Kit - Level 3 - Replace critical cooling system components and perform a proper coolant system flush! - Assembled By ECS - Audi

Replace critical cooling system components and perform a proper coolant system flush! 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#:
2608152
Mfg#:
06D121132CKT
In Stock at Vendor
ON SALE! SAVE 16%
$252.00

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

$212.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2586289 - 06B121111K2KT - Cooling System Refresh Kit - Level 1 - Replace your thermostat, temp sensor and expansion tank with one kit! - Assembled By ECS - Audi

Replace your thermostat, temp sensor and expansion tank with one kit! 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#:
2586289
Mfg#:
06B121111K2KT
In Stock at Vendor
ON SALE! SAVE 11%
$227.99

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

$203.45 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2608151 - 06D121111GKT3 - Cooling System Refresh Kit - Level 1 - Replace your thermostat and temp sensors with one kit! - Assembled By ECS - Audi

Replace your thermostat and temp sensors with one kit! 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#:
2608151
Mfg#:
06D121111GKT3
In Stock
ON SALE! SAVE 26%
$123.99

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

$92.18 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2608142 - 050121113CKT3 - Cooling System Refresh Kit - Level 3 - Replace critical cooling system components and perform a proper coolant system flush! - Assembled By ECS - Audi

Replace critical cooling system components and perform a proper coolant system flush! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AEB from VIN 8D-W-007800 up to VIN 8D-X-500000, splits are in the 1998-1999 model years

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608142
Mfg#:
050121113CKT3
Ships on Oct 26, 2026
ON SALE!
$187.27 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2608145 - 050121113CKT5 - Cooling System Refresh Kit - Level 3 - Replace critical cooling system components and perform a proper coolant system flush! - Assembled By ECS - Audi

Replace critical cooling system components and perform a proper coolant system flush! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AWM from VIN 8D-X-500001, split is in the 1999 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608145
Mfg#:
050121113CKT5
Ships in 1 Business Day
ON SALE!
$185.99

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

$177.07 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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