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BMW Z3 2.5i M54 2.5L

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BMW Z3 2.5i M54 2.5L Engine Cooling Parts

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Coolant Expansion Tank

ES#3023856 - 17107514964 - Coolant Expansion Tank - Includes bleeder screw and level sensor - Mahle-Behr - BMW

Includes bleeder screw and level sensor

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023856
Mfg#:
17107514964
Ships in 4 Business Days
$121.36 USD
Free Shipping
on orders $49 and up
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

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
10-14-2026

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

Heater Hard Line Replacement & Upgrade Kit

ES#5435247 - 11531705210KT1 - 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

Brand:
Assembled By ECS - Corporate Logo
ES#:
5435247
Mfg#:
11531705210KT1
Ships on Nov 12, 2026
$225.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Freeze Plug

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

22.0MM

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

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

Universal 10" Electric Fan - Black

ES#2764825 - MMFAN10 - Universal 10" Electric Fan - Black - 850 CFM - 5.1 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

850 CFM - 5.1 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764825
Mfg#:
MMFAN10
Ships in 3 Business Days
$88.99 USD
Free Shipping
on orders $49 and up
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

Brand:
Genuine BMW - Corporate Logo
ES#:
258147
Mfg#:
81392152473
Ships in 1-2 days
$440.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E36 Cooling system water valve

ES#177289 - 64118375443 - E36 Cooling system water valve - Signs of no heat or the heat won't shut off - Genuine BMW - BMW

Signs of no heat or the heat won't shut off

Brand:
Genuine BMW - Corporate Logo
ES#:
177289
Mfg#:
64118375443
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.

$445.99

This product was last offered at the strikethrough price on
10-14-2026

$434.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2803851 - 11531716642 - Radiator Hose - Lower - A common source of cooling system failure - Rein - BMW

A common source of cooling system failure 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803851
Mfg#:
11531716642
In Stock
$39.99

This product was last offered at the strikethrough price on
05-04-2026

$28.99 USD
Free Shipping
on orders $49 and up
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. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2561562
Mfg#:
11511436590
In Stock
$40.99

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

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

Cooling System Water Valve

ES#4691083 - 64118375443 - Cooling System Water Valve - Replacement for faulty water control valve, common cause of loss of heat or heat being stuck on. - URO - BMW

Replacement for faulty water control valve, common cause of loss of heat or heat being stuck on. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4691083
Mfg#:
64118375443
In Stock
Limited Qty Sale
$167.99

This product was last offered at the strikethrough price on
09-20-2026

$143.99 USD
Free Shipping
on orders $49 and up

Heater Core Lower Housing Gasket

ES#175967 - 64111370937 - Heater Core Lower Housing Gasket - Attaches to the lower housing of the heater core box - Genuine BMW - BMW

Attaches to the lower housing of the heater core box

Brand:
Genuine BMW - Corporate Logo
ES#:
175967
Mfg#:
64111370937
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.

$39.99

This product was last offered at the strikethrough price on
10-14-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Bracket - Priced Each

ES#37891 - 17111723341 - Upper Radiator Bracket - Priced Each - Secures the radiator, recommended to be replaced when movement occurs. - Genuine BMW - BMW

Secures the radiator, recommended to be replaced when movement occurs.

Brand:
Genuine BMW - Corporate Logo
ES#:
37891
Mfg#:
17111723341
In Stock
$10.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Black

ES#4147274 - 30100375 - Universal 12" Electric Fan - Black - 861 CFM. High performance puller fan with straight blades. - Spal - Audi BMW MINI

861 CFM. High performance puller fan with straight blades.

Brand:
Spal - Corporate Logo
ES#:
4147274
Mfg#:
30100375
In Stock
13% off MSRP

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

$114.99

This product was last offered at the strikethrough price on
10-14-2026

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spal Electric Fan Harness with Relay

ES#4147343 - FRH - Spal Electric Fan Harness with Relay - Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit - Spal - Audi BMW MINI

Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit

Brand:
Spal - Corporate Logo
ES#:
4147343
Mfg#:
FRH
Ships in 3 Business Days
12% off MSRP

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

$112.99

This product was last offered at the strikethrough price on
10-14-2026

$99.99 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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