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BMW Engine Cooling Parts

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Water Pump & Thermostat Kit - B46 2.0L

ES#4869783 - 11518638026eKT - Water Pump & Thermostat Kit - B46 2.0L - Includes a water pump, heat management module, and 1 gallon of coolant concentrate - Assembled By ECS - BMW

Includes a water pump, heat management module, and 1 gallon of coolant concentrate 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4869783
Mfg#:
11518638026EKT
In Stock
ON SALE!
$395.99

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

$362.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat

ES#2562599 - 11537549476 - Thermostat - Restore proper function to your cooling system - Mahle-Behr - BMW
ECS Tuning recommends this product.

Restore proper function to your cooling system

Brand:
Mahle-Behr - Corporate Logo
ES#:
2562599
Mfg#:
11537549476
In Stock
$135.99

This product was last offered at the strikethrough price on
09-16-2026

$108.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 BMW Automatic Transmission Cooler - 335

ES#4368587 - N54N55TransCool - N54/N55 BMW Automatic Transmission Cooler - 335 - Keep your automatic transmission temperatures under control - Burger Motorsports - BMW

Keep your automatic transmission temperatures under control

Brand:
Burger Motorsports - Corporate Logo
ES#:
4368587
Mfg#:
N54N55TRANSCOOL
Ships on Nov 10, 2026
$444.99

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

$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2960414 - 11518635089 - Water Pump - New original equipment water pump to keep your cooling system in tip top shape - Pierburg - BMW

New original equipment water pump to keep your cooling system in tip top shape

Brand:
Pierburg - Corporate Logo
ES#:
2960414
Mfg#:
11518635089
In Stock
$463.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Heat Exchanger - Polished Finish

ES#3194402 - 8075 - Performance Aluminum Heat Exchanger - Polished Finish - Keep intake temperatures low with this dual-core heat exchanger! - CSF - BMW

Keep intake temperatures low with this dual-core heat exchanger! 2X Entries Into Our F80 M3 Sweepstakes
Drop-in fitment that requires no modifications

Brand:
CSF - Corporate Logo
ES#:
3194402
Mfg#:
8075
In Stock
$699.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump - N54/N55

ES#4872219 - 11515A05704 - Water Pump - N54/N55 - N54 and N55 engines are prone to water pump failure - replace every 60,000 miles. - Geba - BMW

N54 and N55 engines are prone to water pump failure - replace every 60,000 miles.

Brand:
Geba - Corporate Logo
ES#:
4872219
Mfg#:
11515A05704
Ships on Nov 11, 2026
$339.99

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

$336.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CSF Auxiliary Radiator W/ Rock Guard

ES#4715638 - 8258 - CSF Auxiliary Radiator W/ Rock Guard - Upgrade your cooling potential with CSF's performance auxiliary radiator! - CSF - BMW

Upgrade your cooling potential with CSF's performance auxiliary radiator! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
CSF - Corporate Logo
ES#:
4715638
Mfg#:
8258
In Stock
6% off MSRP

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

$499.00

This product was last offered at the strikethrough price on
10-23-2026

$469.00 USD
Free Shipping

AGA Tools N62 & N62TU coolant pipe

ES#4464356 - AGA-N62-6061 - AGA Tools N62 & N62TU coolant pipe - Replace the factory piece that is prone to failure. - AGA Tools - BMW

Replace the factory piece that is prone to failure.

Brand:
AGA Tools - Corporate Logo
ES#:
4464356
Mfg#:
AGA-N62-6061
In Stock
$560.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2568634 - 11517838159 - Water Pump - Stop your cooling problems before they start - German-made pump featuring a metal impeller - Geba - BMW
ECS Tuning recommends this product.

Stop your cooling problems before they start - German-made pump featuring a metal impeller

Brand:
Geba - Corporate Logo
ES#:
2568634
Mfg#:
11517838159
In Stock
$251.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Coolant Flange Connector

ES#4841460 - 11118511205 - Aluminum Coolant Flange Connector - Located on the side of the engine block, includes gasket. OE+ Upgrade over the original. - Rein - BMW MINI

Located on the side of the engine block, includes gasket. OE+ Upgrade over the original. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4841460
Mfg#:
11118511205
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Puller Fan Assembly

ES#4818569 - 17117561757 - Auxiliary Puller Fan Assembly - Cooling fan mounted behind the radiator - Bremmen Parts - BMW

Cooling fan mounted behind the radiator 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818569
Mfg#:
17117561757
In Stock
ON SALE! SAVE 13%
$194.99

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

$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Replacement Kit

ES#4818688 - 11537586784KT - Water Pump & Thermostat Replacement Kit - Featuring an OEM Pierburg all-aluminum water pump and URO thermostat. - Assembled By ECS - BMW

Featuring an OEM Pierburg all-aluminum water pump and URO thermostat. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818688
Mfg#:
11537586784KT
In Stock
ON SALE!
$656.99

This product was last offered at the strikethrough price on
05-29-2026

$646.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank

ES#4338777 - 17137787039 - Coolant Expansion Tank - Includes coolant level sensor and lower securing clamp - Bavarian Autosport - BMW

Includes coolant level sensor and lower securing clamp 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4338777
Mfg#:
17137787039
In Stock
ON SALE! SAVE 18%
$61.99

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

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

Performance Thermostat - 90C

ES#2807159 - 11537586885-90C - Performance Thermostat - 90C - Includes housing and sealing o-ring - Hamburg Tech - BMW

Includes housing and sealing o-ring We Price Match - Give Us A Call or Chat! Low-temp thermostat reduces stresses on engine components and improves performance

Brand:
Hamburg Tech - Corporate Logo
ES#:
2807159
Mfg#:
11537586885-90C
In Stock
$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4689771 - 17137642160 - Expansion Tank - Quality replacement for your cracked and/or damaged coolant expansion tank. - Bavarian Autosport - BMW

Quality replacement for your cracked and/or damaged coolant expansion tank. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4689771
Mfg#:
17137642160
In Stock
ON SALE! SAVE 20%
$98.99

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

$79.19 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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