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BMW E46 325i M54 2.5L

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BMW E46 325i M54 2.5L Engine Cooling Parts

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Expanding Rivet - Pack Of 25

ES#4940098 - 17111712963 - Expanding Rivet - Pack Of 25 - Fan shroud expanding clamp/rivet - Bremmen Parts - BMW

Fan shroud expanding clamp/rivet 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940098
Mfg#:
17111712963
In Stock
ON SALE! SAVE 22%
$23.99

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

$18.76 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

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

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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission only

Brand:
Rein - Corporate Logo
ES#:
3504759
Mfg#:
17111436251
Ships in 2 Business Days
$80.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit - Black

ES#3021032 - MMHOSEE46NONMBK - Silicone Radiator Hose Kit - Black - Includes pre-attached OE quick-disconnect fittings and new O-rings - Mishimoto - BMW

Includes pre-attached OE quick-disconnect fittings and new O-rings

Brand:
Mishimoto - Corporate Logo
ES#:
3021032
Mfg#:
MMHOSEE46NONMBK
In Stock at Vendor
$199.99 USD
Free Shipping
on orders $49 and up

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
08-20-2026

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

Heater Hose

ES#178051 - 64218363198 - Heater Hose - Water valve to heater core - Genuine BMW - BMW

Water valve to heater core

Brand:
Genuine BMW - Corporate Logo
ES#:
178051
Mfg#:
64218363198
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.

$40.99

This product was last offered at the strikethrough price on
06-03-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#24509 - 11527505302 - Radiator Fan Clutch - OEM replacement - Genuine BMW - BMW

OEM replacement

Brand:
Genuine BMW - Corporate Logo
ES#:
24509
Mfg#:
11527505302
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.

$401.99

This product was last offered at the strikethrough price on
08-20-2026

$388.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 10 Row

ES#2764105 - MM0C10 - Universal Oil Cooler - 10 Row - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764105
Mfg#:
MM0C10
In Stock
$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance water pump kit

ES#2842165 - 888010330KT - High Performance water pump kit - Featuring Stewart High Performance water pump, GatesRacing belt, and heavy duty ECS water pump pulley - Assembled By ECS - BMW

Featuring Stewart High Performance water pump, GatesRacing belt, and heavy duty ECS water pump pulley 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2842165
Mfg#:
888010330KT
Back Ordered
Auto Notify
ON SALE!
$404.53

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

$377.95 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Connection Pipe

ES#37774 - 17111707817 - Water Connection Pipe - Connects the radiator to the expansion tank - Genuine BMW - BMW

Connects the radiator to the expansion tank For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37774
Mfg#:
17111707817
Ships in 3 Business Days
5% off MSRP

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

$43.99

This product was last offered at the strikethrough price on
08-20-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Air line

ES#35941 - 16111184135 - E46 Air line - Air Line with the dreaded L-shaped connector that can have a tendency to snap - Genuine BMW - BMW

Air Line with the dreaded L-shaped connector that can have a tendency to snap

Brand:
Genuine BMW - Corporate Logo
ES#:
35941
Mfg#:
16111184135
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.

$128.99

This product was last offered at the strikethrough price on
08-20-2026

$124.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug With Housing

ES#37710 - 17111437360 - Radiator Drain Plug With Housing - Located in the bottom of the radiator - Genuine BMW - BMW

Located in the bottom of the radiator For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37710
Mfg#:
17111437360
Ships in 3 Business Days
4% off MSRP

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

$25.99

This product was last offered at the strikethrough price on
08-20-2026

$24.99 USD
Free Shipping
on orders $49 and up
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

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 Refresh Kit - Black - E46 323/325/328

ES#4659104 - Kit219S - Coolant Hose Refresh Kit - Black - E46 323/325/328 - Black replacement OEM radiator/cooling system hoses! - DO88 - BMW

Black replacement OEM radiator/cooling system hoses!

Brand:
DO88 - Corporate Logo
ES#:
4659104
Mfg#:
KIT219S
Ships on Sep 11, 2026
$360.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#2813508 - 11537502525 - Water Pipe - Connects return hose to engine block - Hamburg Tech - BMW

Connects return hose to engine block We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813508
Mfg#:
11537502525
Ships in 2 Business Days
$45.00 USD
Free Shipping
on orders $49 and up

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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