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BMW M3 Engine Cooling Parts

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DO88 Race Oil Cooler - E90/E92 M3

ES#4656906 - OC100 - DO88 Race Oil Cooler - E90/E92 M3 - The perfect oil cooler for the track and on the street! - DO88 - BMW

The perfect oil cooler for the track and on the street!

Brand:
DO88 - Corporate Logo
ES#:
4656906
Mfg#:
OC100
In Stock
$782.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Wetter Coolant Additive - 12oz

ES#261427 - 80204 - Water Wetter Coolant Additive - 12oz - Reduces coolant temperatures by as much as 30*F - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Reduces coolant temperatures by as much as 30*F

Brand:
Redline - Corporate Logo
ES#:
261427
Mfg#:
80204
In Stock
$15.99 USD
Free Shipping
on orders $49 and up

BigPack KIT BMW M3 E90/E92 - Manual

ES#4865936 - BIG-M3-Man - BigPack KIT BMW M3 E90/E92 - Manual - Kit Includes - M3 engine oil cooler - M3 power steering cooler - M3 radiator - DO88 - BMW

Kit Includes - M3 engine oil cooler - M3 power steering cooler - M3 radiator For manual transmissions only!

Brand:
DO88 - Corporate Logo
ES#:
4865936
Mfg#:
BIG-M3-MAN
In Stock
$1972.99

This product was last offered at the strikethrough price on
09-30-2026

$1799.99 USD
Free Shipping
on orders $49 and up

O-Ring - Priced Each

ES#2795588 - 11427558936 - O-Ring - Priced Each - Used to seal the oil and water lines for the turbochargers - Elring - BMW
ECS Tuning recommends this product.

Used to seal the oil and water lines for the turbochargers 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! 8 required for the coolant lines, 4 for the oil lines

Brand:
Elring - Corporate Logo
ES#:
2795588
Mfg#:
11427558936
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#205200 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Mahle-Behr - BMW

Common source of engine overheating

Brand:
Mahle-Behr - Corporate Logo
ES#:
205200
Mfg#:
11527505302
In Stock
$238.99

This product was last offered at the strikethrough price on
08-26-2026

$175.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant / Antifreeze - 1 Gallon (3.78L) - Blue G48

ES#4876763 - 82141467704 - BMW Coolant / Antifreeze - 1 Gallon (3.78L) - Blue G48 - 100% strength concentrate - dilute to a 50:50 ratio with distilled water - Zerex - BMW

100% strength concentrate - dilute to a 50:50 ratio with distilled water For Vehicles Produced Up To 2018

Brand:
Zerex - Corporate Logo
ES#:
4876763
Mfg#:
82141467704
In Stock
$25.01

This product was last offered at the strikethrough price on
10-21-2026

$24.95 USD
Free Shipping
on orders $49 and up

Performance Water Pump & Thermostat Kit

ES#4818358 - 11517527799KT - Performance Water Pump & Thermostat Kit - Featuring a high-performance Stewart water pump and low-temp Mishimoto thermostat with aluminum housing! - Assembled By ECS - BMW

Featuring a high-performance Stewart water pump and low-temp Mishimoto thermostat with aluminum housing! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818358
Mfg#:
11517527799KT
In Stock
$357.99

This product was last offered at the strikethrough price on
06-15-2026

$342.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

E46 M3 Water Pump

ES#2707755 - 11517838118 - E46 M3 Water Pump - Includes alignment dowel - Genuine BMW - BMW

Includes alignment dowel

Brand:
Genuine BMW - Corporate Logo
ES#:
2707755
Mfg#:
11517838118
Ships in 1-2 days
6% off MSRP

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

$632.99

This product was last offered at the strikethrough price on
10-24-2026

$595.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxillary Water Pump

ES#4316471 - 0392023509 - Auxillary Water Pump - Supplies coolant to the turbo(s) of your BMW. - Bosch - BMW

Supplies coolant to the turbo(s) of your BMW. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4316471
Mfg#:
0392023509
In Stock
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Aluminum Coolant Bleeder Screw

ES#2739096 - 003530ECS01A - Heavy Duty Aluminum Coolant Bleeder Screw - Offering superior fatigue resistance over conventional plastic screws. Say goodbye to snapped and mangled bleeder screw heads! - ECS - BMW MINI

Offering superior fatigue resistance over conventional plastic screws. Say goodbye to snapped and mangled bleeder screw heads! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2739096
Mfg#:
003530ECS01A
Ships on Nov 12, 2026
ON SALE! SAVE 25%
$35.99

This product was last offered at the strikethrough price on
06-13-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit

ES#2748020 - 003631ECS01 - Silicone Radiator Hose Kit - Retains OEM fitment with superior looks and durability! - ECS - BMW

Retains OEM fitment with superior looks and durability! 10X Entries Into Our F80 M3 Sweepstakes
Includes new connectors - don't reuse brittle, high mileage plastic connectors!

Brand:
ECS - Corporate Logo
ES#:
2748020
Mfg#:
003631ECS01
In Stock
ON SALE! SAVE 25%
$198.99

This product was last offered at the strikethrough price on
06-13-2026

$149.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Essentials Bundle - Cooling System

ES#5435258 - MMB-E46-001 - Essentials Bundle - Cooling System - An all-in-one cooling solution designed to replace the most common failure points in the E46 chassis. - Mishimoto - BMW

An all-in-one cooling solution designed to replace the most common failure points in the E46 chassis.

Brand:
Mishimoto - Corporate Logo
ES#:
5435258
Mfg#:
MMB-E46-001
Ships in 3 Business Days
$1108.99 USD

E46 M3 Coolant Expansion Tank

ES#38023 - 17112283344 - E46 M3 Coolant Expansion Tank - Plastic expansion tank, including sealing cap - Genuine BMW - BMW

Plastic expansion tank, including sealing cap

Brand:
Genuine BMW - Corporate Logo
ES#:
38023
Mfg#:
17112283344
In Stock
7% off MSRP

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

$215.23

This product was last offered at the strikethrough price on
10-24-2026

$199.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#2652188 - 30102049 - Universal 16" Electric Fan - Black - 2024 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

2024 CFM. High performance puller fan with curved blades.

Brand:
Spal - Corporate Logo
ES#:
2652188
Mfg#:
30102049
Ships on Nov 10, 2026
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#5456347 - 008731KT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New thermostat and spring. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Turner Motorsport - BMW

New thermostat and spring. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5456347
Mfg#:
008731KT
In Stock
ON SALE! SAVE 20%
$74.99

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

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#4069976 - MM0C-F80-15 - Oil Cooler - Direct fit for the 20152020 BMW F8X M3 and M4 - Mishimoto - BMW

Direct fit for the 2015–2020 BMW F8X M3 and M4

Brand:
Mishimoto - Corporate Logo
ES#:
4069976
Mfg#:
MM0C-F80-15
In Stock
$609.99

This product was last offered at the strikethrough price on
09-30-2026

$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

Let us help you find the parts that fit your BMW

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