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BMW E39 540i M62 4.4L

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BMW E39 540i M62 4.4L Engine Cooling Parts

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Expansion Tank Cap Seal

ES#37883 - 17111723117 - Expansion Tank Cap Seal - Keep coolant in. - Genuine BMW - BMW

Keep coolant in.

Brand:
Genuine BMW - Corporate Logo
ES#:
37883
Mfg#:
17111723117
In Stock
$12.99

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

$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2593298 - 11531745595KT1 - 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 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
2593298
Mfg#:
11531745595KT1
Back Ordered
ON SALE!
$141.55

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

$139.32 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Cooling Pipe Inlet

ES#38837 - 17221745736 - Oil Cooling Pipe Inlet - Genuine BMW - BMW

A5S 440Z

Brand:
Genuine BMW - Corporate Logo
ES#:
38837
Mfg#:
17221745736
Special Order: No Guaranteed ETA
$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4845533 - 11531437526 - Thermostat Assembly - Regulates Engine coolant temperature. Comes with aluminum housing, O-ring, and sensor. - Rein - BMW

Regulates Engine coolant temperature. Comes with aluminum housing, O-ring, and sensor. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1998

Brand:
Rein - Corporate Logo
ES#:
4845533
Mfg#:
11531437526
Ships in 1 Business Day
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2816041 - 61318360857 - Coolant Temperature Sensor - Located on the radiator - Hamburg Tech - BMW

Located on the radiator We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1998

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816041
Mfg#:
61318360857
Ships in 1 Business Day
ON SALE!
$17.99

This product was last offered at the strikethrough price on
06-25-2026

$17.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Blade

ES#3706650 - 11521712110 - Fan Blade - Replace your brittle fan blades before it sends a blade through your radiator - Bremmen Parts - BMW

Replace your brittle fan blades before it sends a blade through your radiator 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3706650
Mfg#:
11521712110
Ships on Nov 23, 2026
ON SALE! SAVE 11%
$36.99

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

$33.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spacer Bushing - Priced Each

ES#16667 - 07146977328 - Spacer Bushing - Priced Each - Used for the rubber radiator mount grommet - Genuine BMW - BMW MINI

Used for the rubber radiator mount grommet

Brand:
Genuine BMW - Corporate Logo
ES#:
16667
Mfg#:
07146977328
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2622977 - 11537511207 - Coolant Hose - For automatic transmission thermostat. Made in Germany. - Rein - BMW

For automatic transmission thermostat. Made in Germany. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Rein - Corporate Logo
ES#:
2622977
Mfg#:
11537511207
In Stock at Vendor
$25.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooling Pipe Outlet

ES#38838 - 17221745737 - Oil Cooling Pipe Outlet - Genuine BMW - BMW

A5S 440Z

Brand:
Genuine BMW - Corporate Logo
ES#:
38838
Mfg#:
17221745737
Special Order: No Guaranteed ETA
1% off MSRP

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

$128.99

This product was last offered at the strikethrough price on
07-20-2026

$127.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring (Small) - Priced Each

ES#2801891 - 11531710055 - Water Pump O-Ring (Small) - Priced Each - Replace each time to work on your water pump - Rein - BMW

Replace each time to work on your water pump 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801891
Mfg#:
11531710055
In Stock
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Overflow Hose

ES#2582026 - 17111427156 - Coolant Overflow Hose - The hose that leads from the radiator to the expansion tank - Elaplast - BMW

The hose that leads from the radiator to the expansion tank

Brand:
Elaplast - Corporate Logo
ES#:
2582026
Mfg#:
17111427156
In Stock
$5.35

This product was last offered at the strikethrough price on
07-15-2026

$4.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#205244 - 17111742231 - Expansion Tank Cap - Replace when performing cooling service. - Rein - BMW
ECS Tuning recommends this product.

Replace when performing cooling service. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
205244
Mfg#:
17111742231
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3672844 - 11510393340 - Water Pump - Prevent cooling system failure. New - not remanufactured - Meyle - BMW

Prevent cooling system failure. New - not remanufactured 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1998

Brand:
Meyle - Corporate Logo
ES#:
3672844
Mfg#:
11510393340
Ships on Nov 27, 2026
$122.99 USD
Free Shipping
on orders $49 and up

Heater Hose

ES#178133 - 64218391005 - Heater Hose - Used from the water valve to the engine block - Genuine BMW - BMW

Used from the water valve to the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
178133
Mfg#:
64218391005
Ships in 3 Business 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.

$61.99

This product was last offered at the strikethrough price on
07-20-2026

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#2622967 - 11531711381 - Radiator Hose - Attaches from water pump to radiator. Made in Germany! - Rein - BMW

Attaches from water pump to radiator. Made in Germany! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2622967
Mfg#:
11531711381
In Stock at Vendor
$30.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Protection Strip

ES#37921 - 17111737713 - Rubber Protection Strip - Found at the top of the radiator - Genuine BMW - BMW

Found at the top of the radiator

Brand:
Genuine BMW - Corporate Logo
ES#:
37921
Mfg#:
17111737713
In Stock
ON SALE!
$25.99

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

$23.99 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.

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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