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BMW Engine Cooling Parts

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Coolant Expansion Tank

ES#37766 - 17111707540 - Coolant Expansion Tank - Replace your cracked or faded expansion tank. - Genuine BMW - BMW

Replace your cracked or faded expansion tank. For vehicles with production date up to 09/1987

Brand:
Genuine BMW - Corporate Logo
ES#:
37766
Mfg#:
17111707540
In Stock
2% off MSRP

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

$164.99

This product was last offered at the strikethrough price on
11-03-2026

$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4181515 - 17139485733 - Expansion Tank - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4181515
Mfg#:
17139485733
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.

$170.99

This product was last offered at the strikethrough price on
11-03-2026

$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#37707 - 17111436381 - Coolant Expansion Tank - Does not include cap - Genuine BMW - BMW

Does not include cap

Brand:
Genuine BMW - Corporate Logo
ES#:
37707
Mfg#:
17111436381
Ships in 1-2 days
2% off MSRP

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

$164.99

This product was last offered at the strikethrough price on
11-03-2026

$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2635505 - 11517527910KT6 - ECS Cooling System Refresh Kit - Level 2 - Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller, water pump pulley and accessory belts - Assembled By ECS - BMW

Stop your cooling problems before they start - featuring a GEBA water pump with a metal impeller, water pump pulley and accessory belts 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2635505
Mfg#:
11517527910KT6
Ships in 1 Business Day
ON SALE!
$492.99

This product was last offered at the strikethrough price on
06-23-2026

$480.96 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat Replacement Kit

ES#2695570 - 11537835558KT5 - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Genuine BMW - BMW

Includes gaskets and hardware and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2695570
Mfg#:
11537835558KT5
Ships in 1-2 days
$240.99

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

$239.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Lower Radiator Coolant Hose

ES#4181360 - 17128654823 - Lower Radiator Coolant Hose - Supplies coolant from the radiator to the engine - Genuine BMW - BMW

Supplies coolant from the radiator to the engine For models with the earlier B48D, B46D, or B46X engines - Not compatible with the later models that feature the B48N/B48P engine

Brand:
Genuine BMW - Corporate Logo
ES#:
4181360
Mfg#:
17128654823
In Stock
Limited Qty Sale
$132.99

This product was last offered at the strikethrough price on
10-12-2026

$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Pipe

ES#2774874 - 11537843262 - Vent Pipe - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2774874
Mfg#:
11537843262
In Stock
5% off MSRP

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

$83.99

This product was last offered at the strikethrough price on
11-03-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Module Mount - Left

ES#2775368 - 17117848786 - Module Mount - Left - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2775368
Mfg#:
17117848786
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.

$84.99

This product was last offered at the strikethrough price on
11-03-2026

$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race German Coolant Temperature Sender Adapter - 1/8NPT

ES#4493067 - RGCTSA1/8NPT - Race German Coolant Temperature Sender Adapter - 1/8NPT - Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge! - Race German - BMW

Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge!

Brand:
Race German - Corporate Logo
ES#:
4493067
Mfg#:
RGCTSA1/8NPT
In Stock
Limited Qty Sale
$35.99

This product was last offered at the strikethrough price on
10-07-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2836845 - ECSE461711-2KT - ECS Cooling System Refresh Kit - Level 2 - A more advanced refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and GEBA Water Pump - Assembled By ECS - BMW

A more advanced refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and GEBA Water Pump 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2836845
Mfg#:
ECSE461711-2KT
Ships in 1-3 days
ON SALE!
$481.99

This product was last offered at the strikethrough price on
10-01-2026

$479.47 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

E34 Radiator - Manual

ES#2794894 - 17111737760 - E34 Radiator - Manual - Replace your leaking radiator - Behr - BMW

Replace your leaking radiator

Brand:
Behr - Corporate Logo
ES#:
2794894
Mfg#:
17111737760
Ships in 1 Business Day
$687.60

This product was last offered at the strikethrough price on
08-13-2026

$477.48 USD
This product is lifetime replacement eligible Lifetime Replacement

N63 Aluminum Valve Cover - Right (1-4)

ES#5339736 - 11127588545M - N63 Aluminum Valve Cover - Right (1-4) - Stock replacement valve cover - Bremmen Parts - BMW

Stock replacement valve cover 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339736
Mfg#:
11127588545M
In Stock
ON SALE! SAVE 24%
$312.99

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

$237.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover Upgrade Kit - Black

ES#4428271 - 090744ECS09 - Thermostat Cover Upgrade Kit - Black - Dress up your engine bay and add a bit of additional oil cooling - ECS - BMW

Dress up your engine bay and add a bit of additional oil cooling 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4428271
Mfg#:
090744ECS09
Back Ordered
ON SALE! SAVE 15%
$79.99

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

$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Cooling Hose

ES#3499727 - 17117524710 - Lower Cooling Hose - Connects to lower coolant pipe - Rein - BMW

Connects to lower coolant pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission only

Brand:
Rein - Corporate Logo
ES#:
3499727
Mfg#:
17117524710
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler Gasket - N47 N57

ES#2744597 - 11428516396 - Engine Oil Cooler Gasket - N47 N57 - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2744597
Mfg#:
11428516396
Ships in 1-2 days
13% off MSRP

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

$38.99

This product was last offered at the strikethrough price on
11-03-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PROFILE-GASKET

ES#2993815 - 11538658571 - PROFILE-GASKET - Gasket that goes between the thermostat and radiator return pipe - Genuine BMW - BMW

Gasket that goes between the thermostat and radiator return pipe

Brand:
Genuine BMW - Corporate Logo
ES#:
2993815
Mfg#:
11538658571
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.

$14.99

This product was last offered at the strikethrough price on
11-03-2026

$13.99 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

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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