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Audi A3 Cooling System Service & Maintenance Parts

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Thermostat Replacement Kit

ES#3675438 - 06l121111lkt2KT - Thermostat Replacement Kit - Maintain proper operating temperature with a new thermostat, housing and hardware - Genuine Volkswagen Audi - Audi

Maintain proper operating temperature with a new thermostat, housing and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3675438
Mfg#:
06L121111LKT2KT
Ships in 1 day
$545.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Tester

ES#2696212 - V99-1005 - Coolant Tester - Make sure your coolant is safe from freezing! - Vaico - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Make sure your coolant is safe from freezing! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2696212
Mfg#:
V99-1005
In Stock at Vendor
$51.99

This product was last offered at the strikethrough price on
05-07-2026

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Volkswagen Audi G12Evo Coolant / Antifreeze - 1.5 Liter

ES#4464979 - G12E100M2 - Volkswagen Audi G12Evo Coolant / Antifreeze - 1.5 Liter - Extended Life Coolant Concentrate - Vaico - Audi Volkswagen

Extended Life Coolant Concentrate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4464979
Mfg#:
G12E100M2
Ships in 5 Business Days
$20.99 USD
Free Shipping
on orders $49 and up

Liquid Chill Premixed Synthetic Engine Coolant - 64oz

ES#3676995 - MMRALC505064F - Liquid Chill Premixed Synthetic Engine Coolant - 64oz - Perfect for a top off any time you need it! - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Perfect for a top off any time you need it! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3676995
Mfg#:
MMRALC505064F
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Coolant Hose Kit - Black

ES#1832511 - FMKC010 - Silicone Coolant Hose Kit - Black - Improves performance, durability, along with providing a cleaner look. Eight piece kit - Forge - Audi Volkswagen

Improves performance, durability, along with providing a cleaner look. Eight piece kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Forge - Corporate Logo
ES#:
1832511
Mfg#:
FMKC010
Ships in 3 Business Days
$346.99 USD
Free Shipping
on orders $49 and up

Cooling System Refresh Kit - Level 1

ES#2592485 - 06H121121JKT - 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!
For TSI engine models with CCTA engine code equipped with Behr water pump

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592485
Mfg#:
06H121121JKT
Ships in 3 Business Days
ON SALE!
$301.99

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

$294.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Purple Ice - 12oz

ES#2793046 - 01600 - Purple Ice - 12oz - High performance coolant conditioner - Royal Purple - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance coolant conditioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Royal Purple - Corporate Logo
ES#:
2793046
Mfg#:
01600
In Stock
$12.99 USD
Free Shipping
on orders $49 and up

Silicone Coolant Hose Kit - Red

ES#1832513 - FMKC010R - Silicone Coolant Hose Kit - Red - Improves performance, durability, along with providing a cleaner look. Eight piece kit - Forge - Audi Volkswagen

Improves performance, durability, along with providing a cleaner look. Eight piece kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Forge - Corporate Logo
ES#:
1832513
Mfg#:
FMKC010R
Ships in 3 Business Days
$256.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#3675448 - 06l121111lKT - Thermostat Replacement Kit - Maintain proper operating temperature with a new thermostat, housing and hardware - Assembled By ECS - Audi

Maintain proper operating temperature with a new thermostat, housing and hardware 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#:
3675448
Mfg#:
06L121111LKT
Ships in 1 day
ON SALE! SAVE 25%
$338.99

This product was last offered at the strikethrough price on
01-26-2026

$254.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#2608173 - 06F121111FKT5 - 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!
For vehicles with FSI engines only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608173
Mfg#:
06F121111FKT5
Ships in 1 day
ON SALE! SAVE 22%
$289.99

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

$226.89 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

G13 Coolant / Antifreeze - 5 Liter

ES#2872898 - G013A8JM1S1 - G13 Coolant / Antifreeze - 5 Liter - Lilac OE VW/Audi specification concentrate lifetime coolant - Febi - Audi Volkswagen

Lilac OE VW/Audi specification concentrate lifetime coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2872898
Mfg#:
G013A8JM1S1
In Stock at Vendor
Auto Notify
$76.99

This product was last offered at the strikethrough price on
05-07-2026

$74.99 USD
Free Shipping
on orders $49 and up

G13 Coolant - 1.5 Liter

ES#2808528 - G013A8JM1 - G13 Coolant - 1.5 Liter - Lilac OE specification lifetime coolant - ROWE - Audi Volkswagen

Lilac OE specification lifetime coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
2808528
Mfg#:
G013A8JM1
Ships in 8 Business Days
$17.99 USD
Free Shipping
on orders $49 and up

Thermostat Replacement Kit

ES#2588726 - 06H121113BKT3 - Thermostat Replacement Kit - Includes the thermostat, housing, o-ring, and mounting hardware - Genuine Volkswagen Audi - Audi

Includes the thermostat, housing, o-ring, and mounting hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588726
Mfg#:
06H121113BKT3
Ships in 1 day
$176.99

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

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2

ES#2608169 - 06F121111FKT4 - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush! - Assembled By ECS - Audi

Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with FSI engines only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608169
Mfg#:
06F121111FKT4
Ships in 1 day
ON SALE! SAVE 19%
$180.99

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

$146.15 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Anti-Freeze Tester

ES#3536250 - EZRSP102 - Anti-Freeze Tester - Don't let your engine freeze, be sure with this easy to use tester - E-Z Red Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't let your engine freeze, be sure with this easy to use tester affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
E-Z Red Tools - Corporate Logo
ES#:
3536250
Mfg#:
EZRSP102
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2588724 - 06F121111FKT2 - Thermostat Replacement Kit - Includes thermostat with housing, o-ring and mounting hardware - Genuine Volkswagen Audi - Audi Volkswagen

Includes thermostat with housing, o-ring and mounting hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588724
Mfg#:
06F121111FKT2
Ships in 1 day
$137.18

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

$133.77 USD
Free Shipping
This product is lifetime replacement eligible Lifetime 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 Audi

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

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