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BMW Z4 2.5i M54 2.5L

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BMW Z4 2.5i M54 2.5L Engine Cooling Parts

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ECS Cooling Maintenance Kit - Level 2

ES#2528696 - 17117573751LV2A - ECS Cooling Maintenance Kit - Level 2 - A more advanced cooling refresh kit - with aftermarket components, including an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller - Assembled By ECS - BMW

A more advanced cooling refresh kit - with aftermarket components, including an ECS Aluminum water pump pulley and featuring a GEBA water pump with a metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For roadster models with production date up to 04/2004

Brand:
Assembled By ECS - Corporate Logo
ES#:
2528696
Mfg#:
17117573751LV2A
Ships on Aug 31, 2026
Auto Notify
ON SALE!
$517.99

This product was last offered at the strikethrough price on
02-27-2026

$498.17 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Mounting Plate

ES#3504759 - 17111436251 - Expansion Tank Mounting Plate - Mounts to the side of the radiator for retaining the expansion tank - Rein - BMW

Mounts to the side of the radiator for retaining the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission only

Brand:
Rein - Corporate Logo
ES#:
3504759
Mfg#:
17111436251
Back Ordered
$80.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2896231 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Vemo - BMW MINI
ECS Tuning recommends this product.

Comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2896231
Mfg#:
13621433077
In Stock at Vendor
$45.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant/Antifreeze - 1 Gallon

ES#2828693 - 82141467704 - Coolant/Antifreeze - 1 Gallon - 100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. - ROWE - BMW MINI

100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
2828693
Mfg#:
82141467704
Ships in 7 Business Days
$39.99

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

$38.99 USD
Free Shipping
on orders $49 and up

Radiator - Manual

ES#38234 - 17119071517 - Radiator - Manual - Genuine replacement radiator. - Genuine BMW - BMW

Genuine replacement radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
38234
Mfg#:
17119071517
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.

$487.99

This product was last offered at the strikethrough price on
06-10-2026

$456.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#38235 - 17119071518 - Radiator - Genuine replacement radiator. - Genuine BMW - BMW

Genuine replacement radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
38235
Mfg#:
17119071518
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.

$487.99

This product was last offered at the strikethrough price on
06-10-2026

$456.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Coolant Refill/Air Purge Tool

ES#258147 - 81392152473 - Coolant Refill/Air Purge Tool - Refill your cooling system quickly without airlock issues with this factory system - Genuine BMW - BMW

Refill your cooling system quickly without airlock issues with this factory system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
258147
Mfg#:
81392152473
Ships in 4 Business Days
$440.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp, Worm Gear - Stainless Steel

ES#16314 - 07129952113 - Hose Clamp, Worm Gear - Stainless Steel - L28-L33 Size - heater hose, etc - Genuine BMW - BMW

L28-L33 Size - heater hose, etc affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16314
Mfg#:
07129952113
In Stock
18% off MSRP

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

$4.27

This product was last offered at the strikethrough price on
06-10-2026

$3.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Fan Shroud Kit - with NPT

ES#4140143 - MMFS-E46-99K - Performance Aluminum Fan Shroud Kit - with NPT - Aluminum fan shroud with 16" slim electric fan. Includes NPT controller! - Mishimoto - BMW

Aluminum fan shroud with 16" slim electric fan. Includes NPT controller! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
4140143
Mfg#:
MMFS-E46-99K
Ships in 4 Business Days
$420.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Temperature Sensor

ES#2896230 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Vemo - BMW

Monitors coolant / oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2896230
Mfg#:
13621433076
In Stock at Vendor
$22.99

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

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#38323 - 17127514406 - Coolant Hose - If you're losing coolant you most likely have a split hose so fix those leaks and keep your car running correctly - Genuine BMW - BMW

If you're losing coolant you most likely have a split hose so fix those leaks and keep your car running correctly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
38323
Mfg#:
17127514406
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.

$104.99

This product was last offered at the strikethrough price on
06-10-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#2561562 - 11511436590 - Water Pump Pulley - A common failing piece due to the plastic design. - Febi - BMW

A common failing piece due to the plastic design. 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#:
2561562
Mfg#:
11511436590
In Stock
$37.99

This product was last offered at the strikethrough price on
04-17-2026

$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Sealing Gasket

ES#37699 - 17111436245 - Lower Sealing Gasket - Used along the lower portion of the radiator - Genuine BMW - BMW

Used along the lower portion of the radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37699
Mfg#:
17111436245
Ships in 3 Business 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.

$36.99

This product was last offered at the strikethrough price on
06-10-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Freeze Plug

ES#18320 - 11121733403 - Freeze Plug - 22.0MM - Genuine BMW - BMW

22.0MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18320
Mfg#:
11121733403
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Universal Curved Blade Electrical Fan - 12"

ES#4265262 - MMFAN-12C - Mishimoto Universal Curved Blade Electrical Fan - 12" - 1150 CFM. High performance push or pull fan with curved blades. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

1150 CFM. High performance push or pull fan with curved blades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
4265262
Mfg#:
MMFAN-12C
In Stock
$96.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3464807 - 17117573751 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Mahle-Behr - BMW

Does not include cap or coolant level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
3464807
Mfg#:
17117573751
Ships on Aug 31, 2026
$75.99 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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