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BMW E90 M3 S65 4.0L

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BMW E90 M3 S65 4.0L 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

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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777070
Mfg#:
11517839062KT4
Ships in 3 Business Days
$632.99

This product was last offered at the strikethrough price on
02-27-2026

$549.99 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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2718469
Mfg#:
11537836155KT1
In Stock at Vendor
ON SALE! SAVE 14%
$99.99

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

$86.07 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

Brand:
Royal Purple - Corporate Logo
ES#:
2793046
Mfg#:
01600
Ships in 6 Business Days
$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
Ships in 1-2 days
$39.99

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

$38.99 USD
Free Shipping
on orders $49 and up

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! We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2696212
Mfg#:
V99-1005
Back Ordered
$51.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3046076
Mfg#:
82141467704KT
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 19%
$190.99

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

$154.37 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant / Antifreeze - 1 Gallon

ES#4674748 - 82141467704 - Coolant / Antifreeze - 1 Gallon - Coolant G11 (Concentrate) - Febi - BMW

Coolant G11 (Concentrate) 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4674748
Mfg#:
82141467704
Ships on Oct 27, 2026
$70.99 USD
Free Shipping
on orders $49 and up

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

Brand:
E-Z Red Tools - Corporate Logo
ES#:
3536250
Mfg#:
EZRSP102
Ships in 2 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flex Driver For Screw Type Hose Clamps

ES#5027 - ABA TOOL 24 - Flex Driver For Screw Type Hose Clamps - Manufactured by ABA, 24" long - ABA - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Manufactured by ABA, 24" long

Brand:
ABA - Corporate Logo
ES#:
5027
Mfg#:
ABA TOOL 24
In Stock at Vendor
$91.99

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

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze Tester

ES#4337913 - CTAA195 - Anti-Freeze Tester - Tests all ethylene glycol solutions with radiator hot or cold - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tests all ethylene glycol solutions with radiator hot or cold

Brand:
CTA Tools - Corporate Logo
ES#:
4337913
Mfg#:
CTAA195
Ships on Aug 17, 2026
$9.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 3

ES#3524382 - 11517839062KT9 - Cooling System Refresh Kit - Level 3 - The ultimate kit to eliminate your cooling system issues and get you back on the road worry free - Assembled By ECS - BMW

The ultimate kit to eliminate your cooling system issues and get you back on the road worry free 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 04/2008

Brand:
Assembled By ECS - Corporate Logo
ES#:
3524382
Mfg#:
11517839062KT9
Ships in 3 Business Days
$1761.17

This product was last offered at the strikethrough price on
04-07-2026

$1738.34 USD
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 1

ES#2718262 - 11517839062KT - Cooling System Refresh Kit - Level 1 - An entry level cooling refresh kit - with OEM components - Genuine BMW - BMW

An entry level cooling refresh kit - with OEM components

Brand:
Genuine BMW - Corporate Logo
ES#:
2718262
Mfg#:
11517839062KT
Ships in 3 Business Days
$1283.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 3

ES#3183990 - 11517839062KT6 - Cooling System Refresh Kit - Level 3 - The ultimate kit to eliminate your cooling system issues and get you back on the road worry free - Genuine BMW - BMW

The ultimate kit to eliminate your cooling system issues and get you back on the road worry free For vehicles with production date from 04/2008

Brand:
Genuine BMW - Corporate Logo
ES#:
3183990
Mfg#:
11517839062KT6
Ships in 4 Business Days
$2995.99 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.

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

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