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BMW E53 X5 M54 3.0L Engine Cooling Parts

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ES#4338353 - mmts-e46-99v2 - Racing Thermostat - 70C - Modified thermostat for high performance applications. Use with factory thermostat housing. - Mishimoto - BMW

Modified thermostat for high performance applications. Use with factory thermostat housing.

Brand:
Mishimoto - Corporate Logo
ES#:
4338353
Mfg#:
MMTS-E46-99V2
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.

$150.00

This product was last offered at the strikethrough price on
11-13-2026

$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#24381 - 11511711484 - Water Pump O-Ring - Low mileage water pump leaking? Have you considered replacing the o-ring? - Genuine BMW - BMW

Low mileage water pump leaking? Have you considered replacing the o-ring?

Brand:
Genuine BMW - Corporate Logo
ES#:
24381
Mfg#:
11511711484
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4316487 - 13621703993 -  Coolant Temperature Sensor - Monitors coolant temperature - Bavarian Autosport - BMW

Monitors coolant temperature 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4316487
Mfg#:
13621703993
In Stock
ON SALE! SAVE 30%
$20.99

This product was last offered at the strikethrough price on
11-07-2026

$14.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3492058 - 17107544668 - Nissens Radiator - E53 - Standard replacement radiator - Nissens - BMW

Standard replacement radiator We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission only
For vehicles with automatic transmission only

Brand:
Nissens - Corporate Logo
ES#:
3492058
Mfg#:
17107544668
Ships in 6 Business Days
$262.58 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4865874 - 11531740317KT - Hex Bolt With Washer - Priced Each - Used to secure the thermostat - Bremmen Parts - BMW

Used to secure the thermostat 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4865874
Mfg#:
11531740317KT
In Stock
ON SALE! SAVE 47%
$3.99

This product was last offered at the strikethrough price on
11-07-2026

$2.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2608573 - 11537508688 - Radiator Hose - Lower (w/o Sensor) - Carries coolant between the radiator and engine on the lower side - Rein - BMW

Carries coolant between the radiator and engine on the lower side 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2608573
Mfg#:
11537508688
Ships in 1 Business Day
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3184115 - 11531705210KT - Heater Hard Line Replacement & Upgrade Kit  - Includes everything needed to replace heater coolant hard lines - Assembled By ECS - BMW

Includes everything needed to replace heater coolant hard lines 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3184115
Mfg#:
11531705210KT
Ships on Feb 11, 2027
ON SALE!
$259.99

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

$250.20 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3672879 - 17117639022 - Expansion Tank Cap - Replace worn or missing pieces. - Meyle - BMW

Replace worn or missing pieces. 5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672879
Mfg#:
17117639022
In Stock
ON SALE! SAVE 40%
$14.99

This product was last offered at the strikethrough price on
11-07-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#37715 - 17111438819 - Expansion Tank Mount - Found on the left side of the radiator - Genuine BMW - BMW

Found on the left side of the radiator For vehicles with automatic transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
37715
Mfg#:
17111438819
Ships in 6 Business 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.

$127.99

This product was last offered at the strikethrough price on
11-13-2026

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#259493 - 11527505302 - Radiator Fan Clutch  - Common source of engine overheating - Sachs - BMW

Common source of engine overheating We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
259493
Mfg#:
11527505302
Back Ordered
$231.08 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#177315 - 64118379921 - Water valve - Heater core water valve - Genuine BMW - BMW

Heater core water valve

Brand:
Genuine BMW - Corporate Logo
ES#:
177315
Mfg#:
64118379921
Ships in 1-2 days
3% off MSRP

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

$236.99

This product was last offered at the strikethrough price on
11-13-2026

$230.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4147322 - 30102113 - Universal 16" High performance Electric Fan - Black - 2467 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

2467 CFM. High performance puller fan with curved blades.

Brand:
Spal - Corporate Logo
ES#:
4147322
Mfg#:
30102113
In Stock at Vendor
25% off MSRP

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

$302.99

This product was last offered at the strikethrough price on
11-04-2026

$227.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813875 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Hamburg Tech - BMW MINI

Comes with related o-ring We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813875
Mfg#:
13621433077
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5480962 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Bremmen Parts - BMW

Common source of engine overheating 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480962
Mfg#:
11527505302
In Stock
ON SALE! SAVE 30%
$79.99

This product was last offered at the strikethrough price on
10-08-2026

$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2592641 - 11537509227KT - Thermostat Replacement Kit - Includes gaskets and hardware and coolant - Genuine BMW - BMW

Includes gaskets and hardware and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2592641
Mfg#:
11537509227KT
Back Ordered
$219.99

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

$218.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3672846 - 11517509985 - New Water Pump - With O-Ring - High quality German-made pump featuring a metal impeller - Meyle - BMW

High quality German-made pump featuring a metal impeller 5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672846
Mfg#:
11517509985
Ships on Dec 8, 2026
$52.99 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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