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BMW Engine Cooling Parts

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N52 High-Flow Water Pump Upgrade

ES#5425471 - 044952la04KT - N52 High-Flow Water Pump Upgrade - Easily upgrade your N52 with our bolt-in 400W N54 water pump conversion that doubles overall flow and improves cooling system efficiency. - ECS - BMW

Easily upgrade your N52 with our bolt-in 400W N54 water pump conversion that doubles overall flow and improves cooling system efficiency. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5425471
Mfg#:
044952LA04KT
In Stock
ON SALE! SAVE 25%
$477.99

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

$358.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#2562699 - 11537598865 - Thermostat Assembly - A common item to crack causing leaks. - Genuine BMW - BMW

A common item to crack causing leaks.

Brand:
Genuine BMW - Corporate Logo
ES#:
2562699
Mfg#:
11537598865
In Stock
16% off MSRP

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

$194.95

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

$163.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Electronic Thermostat And Coolant Distribution Module

ES#4772485 - 11537642854 - Electronic Thermostat And Coolant Distribution Module - Thermostat controlled by the ECU for precise temperature control. - URO - BMW

Thermostat controlled by the ECU for precise temperature control. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4772485
Mfg#:
11537642854
Ships in 1 Business Day
$265.97 USD
Free Shipping
on orders $49 and up

Mosselman Twin Oil Cooler Kit

ES#5424547 - 030210070-86KT - Mosselman Twin Oil Cooler Kit - Stay cool, even during heated conditions - Mosselman Turbosystems - BMW

Stay cool, even during heated conditions

Brand:
Mosselman Turbosystems - Corporate Logo
ES#:
5424547
Mfg#:
030210070-86KT
Ships on Nov 10, 2026
$1498.00 USD
Free Shipping
on orders $49 and up

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

Water Pump - N20

ES#4872227 - 11517597715 - Water Pump - N20 - Externally mounted cooling system water pump - Geba - BMW

Externally mounted cooling system water pump

Brand:
Geba - Corporate Logo
ES#:
4872227
Mfg#:
11517597715
Ships on Nov 11, 2026
$343.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Return Line

ES#2578088 - 17128570061 - Coolant Hose - Return Line - Connects expansion tank to coolant hose feeding into radiator - Genuine BMW - BMW

Connects expansion tank to coolant hose feeding into radiator

Brand:
Genuine BMW - Corporate Logo
ES#:
2578088
Mfg#:
17128570061
In Stock
9% off MSRP

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

$54.77

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

$49.99 USD
Free Shipping
on orders $49 and up
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

Coolant Expansion Tank

ES#4818588 - 17137823626 - Coolant Expansion Tank - Mounts towards the front of the engine bay. - Bremmen Parts - BMW MINI

Mounts towards the front of the engine bay. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818588
Mfg#:
17137823626
In Stock
ON SALE! SAVE 20%
$47.99

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

$38.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Cooling Fan Assembly

ES#2709388 - 17117561757 - Auxiliary Cooling Fan Assembly - Cooling fan mounted behind the radiator - URO - BMW
ECS Tuning recommends this product.

Cooling fan mounted behind the radiator 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2709388
Mfg#:
17117561757
Ships in 1 Business Day
$217.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3023883 - 17117573781 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Mahle-Behr - BMW

Does not include cap or coolant level sensor

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023883
Mfg#:
17117573781
In Stock
$96.99

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

$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump - Mechanical W/ Metal Impeller

ES#3191413 - 11517801063 - Water Pump - Mechanical W/ Metal Impeller - An aftermarket replacement with a stronger metal impeller to keep your car running cool. - Graf - BMW

An aftermarket replacement with a stronger metal impeller to keep your car running cool.

Brand:
Graf - Corporate Logo
ES#:
3191413
Mfg#:
11517801063
In Stock
$118.03

This product was last offered at the strikethrough price on
05-09-2026

$109.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Upper

ES#3659479 - 17127604542 - Coolant Hose - Upper - Aftermarket replacement for a faulty cooling hose. - Rein - BMW

Aftermarket replacement for a faulty cooling hose. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3659479
Mfg#:
17127604542
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Thermostat Kit

ES#2777337 - 11517586925KT4 - Water Pump And Thermostat Kit - Includes everything you need to replace your water pump and thermostat - Genuine BMW - BMW

Includes everything you need to replace your water pump and thermostat

Brand:
Genuine BMW - Corporate Logo
ES#:
2777337
Mfg#:
11517586925KT4
Ships in 1-2 days
$1064.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Line - Turbocharger-Coolant Pump

ES#3178399 - 11538666857 - Line - Turbocharger-Coolant Pump - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
3178399
Mfg#:
11538666857
Ships in 1-2 days
4% off MSRP

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

$138.99

This product was last offered at the strikethrough price on
07-06-2026

$132.99 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.

Other BMW Engine Cooling Parts

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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