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BMW E39 Engine Cooling Parts

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Competition Thermostat Plate Kit

Replaces factory thermostat with a mechanical thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Zionsville Autosport - Corporate Logo
ES#:
4500477
Mfg#:
M54THERM
Ships on Jul 1, 2026
$209.99 USD
Free Shipping
on orders $49 and up

Water Pump Gasket

This steel gasket is placed between the water pump and engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5339240
Mfg#:
496.261
Special Order: No Guaranteed ETA
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

Seals the junction between the thermostat and water pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5335400
Mfg#:
818.437
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Elring - Corporate Logo
ES#:
5340689
Mfg#:
N90136802
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling Maintenance Kit - Level 3

ES#3246841 - ECSE391155p - ECS Cooling Maintenance Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a Stewart High Performance Water Pump - Assembled By ECS - BMW

The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a Stewart High Performance Water Pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
3246841
Mfg#:
ECSE391155P
Ships on Jul 16, 2026
Auto Notify
ON SALE!
$1026.99

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

$1017.95 USD
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank

ES#2868201 - 17111741167 - Coolant Expansion Tank - Replace your cracked or faded expansion tank. - Febi - BMW

Replace your cracked or faded expansion tank. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2868201
Mfg#:
17111741167
Special Order: No Guaranteed ETA
$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2873779 - 11527502804 - Radiator Fan Clutch - Quality aftermarket replacement - Febi - BMW

Quality aftermarket replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873779
Mfg#:
11527502804
Special Order: No Guaranteed ETA
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing upgrade kit

ES#3046093 - 11531740478KT - Thermostat Housing upgrade kit - Replace and upgrade at the same time to a new aluminum thermostat housing and aluminum bleeder screw - Assembled By ECS - BMW

Replace and upgrade at the same time to a new aluminum thermostat housing and aluminum bleeder screw affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
3046093
Mfg#:
11531740478KT
Ships on Sep 30, 2026
ON SALE! SAVE 15%
$133.99

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

$113.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Transmission Oil Cooler Regulator Valve

ES#3023894 - 17211437772 - Transmission Oil Cooler Regulator Valve - Attached to the lower left portion of the radiator - Mahle-Behr - BMW

Attached to the lower left portion of the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission and production date from 09/1998

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023894
Mfg#:
17211437772
Special Order: No Guaranteed ETA
$93.99 USD
Free Shipping
on orders $49 and up

BMW - Engine/Cooling

ES#4900639 - 11531437040 - BMW - Engine/Cooling - A common item to crack causing leaks - Meyle - BMW

A common item to crack causing leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! For vehicles with production date from 09/1998

Brand:
Meyle - Corporate Logo
ES#:
4900639
Mfg#:
11531437040
Special Order: No Guaranteed ETA
$76.99

This product was last offered at the strikethrough price on
12-29-2025

$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW - Engine/Cooling

Includes retaining clips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900640
Mfg#:
11531705224
Special Order: No Guaranteed ETA
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#4327230 - 11531740481 - Radiator Hose - Lower - Meyle - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4327230
Mfg#:
11531740481
Special Order: No Guaranteed ETA
$15.99 USD
Free Shipping
on orders $49 and up

Fluid Level Sensor

ES#4328150 - 17117546548 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Meyle - BMW

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328150
Mfg#:
17117546548
Special Order: No Guaranteed ETA
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 Coolant Hose

ES#2803372 - 64218391003 - E39 Coolant Hose - Hose that runs from the engine block to the water valve - Rein - BMW

Hose that runs from the engine block to the water valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803372
Mfg#:
64218391003
Special Order: No Guaranteed ETA
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2603203 - 11537505228KT1 - Radiator Installation Kit - Everything you need to install a new radiator in your BMW - Assembled By ECS - BMW

Everything you need to install a new radiator in your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2603203
Mfg#:
11537505228KT1
Back Ordered
ON SALE!
$291.99

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

$268.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Coolant Pipe - BMW

ES#4666927 - 11411304178 - O-Ring - Coolant Pipe - BMW - Coolant Pipe O-Ring Replacement - Elring - BMW

Coolant Pipe O-Ring Replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4666927
Mfg#:
11411304178
Back Ordered
$3.99

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

$2.99 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

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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