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BMW M3 Cooling System Service & Maintenance Parts

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Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps.

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Stop-Leak - 250mL

ES#3514566 - 20132 - Radiator Stop-Leak - 250mL - Put a stop to that coolant leak! - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Put a stop to that coolant leak! 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514566
Mfg#:
20132
In Stock
47% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$16.99

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

$8.99 USD
Free Shipping
on orders $49 and up

Anti-Freeze / Coolant - 1.5 Liter

ES#1912 - AF G001100 - Anti-Freeze / Coolant - 1.5 Liter - Blue Pentofrost Antifreeze coolant in color. Meets VAG G11 and MB 325.0 standards. - Pentosin - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Blue Pentofrost Antifreeze coolant in color. Meets VAG G11 and MB 325.0 standards.

Brand:
Pentosin - Corporate Logo
ES#:
1912
Mfg#:
AF G001100
In Stock
$14.99 USD
Free Shipping
on orders $49 and up

Cooling System Refresh Kit - Level 1

ES#2777070 - 11517839062KT4 - Cooling System Refresh Kit - Level 1 - An entry level cooling refresh kit - Assembled By ECS - BMW

An entry level cooling refresh kit 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777070
Mfg#:
11517839062KT4
Ships in 1-2 days
$567.99

This product was last offered at the strikethrough price on
07-08-2026

$563.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#3659072 - 11517846361KT - Cooling System Refresh Kit - Level 1 - Everything you need to replace your water pump and thermostat with OE BMW components. - Genuine BMW - BMW

Everything you need to replace your water pump and thermostat with OE BMW components.

Brand:
Genuine BMW - Corporate Logo
ES#:
3659072
Mfg#:
11517846361KT
Ships in 1-2 days
$505.99

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

$504.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2602973 - 11537831103KT - Thermostat Replacement Kit - Includes thermostat, o-ring, and coolant - Genuine BMW - BMW

Includes thermostat, o-ring, and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2602973
Mfg#:
11537831103KT
In Stock
$165.99

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

$164.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2718469 - 11537836155KT1 - Thermostat Replacement Kit - Includes thermostat with o-ring, and coolant - Assembled By ECS - BMW

Includes thermostat with o-ring, and coolant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718469
Mfg#:
11537836155KT1
In Stock
ON SALE!
$99.99

This product was last offered at the strikethrough price on
06-16-2026

$94.69 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Basic Cooling System Refresh Kit

ES#4845371 - 11517846361aKT - Basic Cooling System Refresh Kit - Everything you need to replace your water pump and thermostat with OE BMW components. - Assembled By ECS - BMW

Everything you need to replace your water pump and thermostat with OE BMW components. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4845371
Mfg#:
11517846361AKT
Ships in 1-2 days
$517.99

This product was last offered at the strikethrough price on
10-12-2026

$472.99 USD
Free Shipping
on orders $49 and up
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

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

Coolant/Antifreeze - 1 Gallon

ES#2828693 - 82141467704 - Coolant/Antifreeze - 1 Gallon - 100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. - ROWE - BMW MINI

100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE.

Brand:
ROWE - Corporate Logo
ES#:
2828693
Mfg#:
82141467704
In Stock
$39.99

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

$36.99 USD
Free Shipping
on orders $49 and up

Cooling System Refresh Kit - Level 2

ES#205298 - ECSE361153-2 - Cooling System Refresh Kit - Level 2 - A complete kit to help solve your BMWs cooling problems - featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

A complete kit to help solve your BMWs cooling problems - featuring a GEBA water pump with a metal impeller 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
205298
Mfg#:
ECSE361153-2
Ships on Feb 12, 2027
ON SALE! SAVE 12%
$366.99

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

$321.23 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#2636024 - 61311384739KT2 - Cooling System Refresh Kit - Level 2 - A complete kit to help solve your BMWs cooling problems - featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

A complete kit to help solve your BMWs cooling problems - featuring a GEBA water pump with a metal impeller 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 06/1995
For vehicles with production date up to 06/1995

Brand:
Assembled By ECS - Corporate Logo
ES#:
2636024
Mfg#:
61311384739KT2
Ships on Feb 12, 2027
ON SALE! SAVE 12%
$363.99

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

$319.43 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Flush Kit

ES#3046076 - 82141467704KT - Coolant Flush Kit - Includes 1 gallon of BMW coolant, Schwaben coolant evacuation tool, and ECS Billet Aluminum Radiator Drain Plug and bleeder screw - Assembled By ECS - BMW

Includes 1 gallon of BMW coolant, Schwaben coolant evacuation tool, and ECS Billet Aluminum Radiator Drain Plug and bleeder screw 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3046076
Mfg#:
82141467704KT
In Stock
ON SALE! SAVE 19%
$190.99

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

$155.44 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2636023 - 61311384739KT - Cooling System Refresh Kit - Level 1 - Stop your cooling problems before they start - featuring a GEBA water pump and an aluminum thermostat housing - Assembled By ECS - BMW

Stop your cooling problems before they start - featuring a GEBA water pump and an aluminum thermostat housing 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 06/1995

Brand:
Assembled By ECS - Corporate Logo
ES#:
2636023
Mfg#:
61311384739KT
Ships on Feb 12, 2027
ON SALE! SAVE 14%
$274.99

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

$237.30 USD
Free Shipping
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 BMW

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

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