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BMW Engine Cooling Parts

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Spal Electric Fan Harness with Relay - 185 Degree

ES#4147266 - 185FH - Spal Electric Fan Harness with Relay - 185 Degree - Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit - Spal - Audi BMW MINI

Single Fan 40amp relay wiring harness kit - 185 degree on/165 degree off with Sending unit

Brand:
Spal - Corporate Logo
ES#:
4147266
Mfg#:
185FH
Back Ordered
11% off MSRP

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

$193.99

This product was last offered at the strikethrough price on
10-30-2026

$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant return line

ES#4818578 - 17127548229 - Coolant return line - From thermostat to heater valve - Bremmen Parts - BMW

From thermostat to heater valve 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818578
Mfg#:
17127548229
In Stock
ON SALE! SAVE 15%
$100.99

This product was last offered at the strikethrough price on
09-16-2026

$85.84 USD
Free Shipping
on orders $49 and up

Coolant Inlet Pipe

ES#25090 - 11537516414 - Coolant Inlet Pipe - Attached to the water pump inlet - Genuine BMW - BMW

Attached to the water pump inlet

Brand:
Genuine BMW - Corporate Logo
ES#:
25090
Mfg#:
11537516414
Ships in 1-2 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.

$215.99

This product was last offered at the strikethrough price on
10-30-2026

$205.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M52 M54 Silicone Radiator Hose Kit

ES#4142065 - 006205LA01 - E46 M52 M54 Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. - ECS - BMW

Kit includes upper and lower radiator hoses without connections. Silicone hose upgrade and connectors kit ES4315269. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4142065
Mfg#:
006205LA01
In Stock
ON SALE! SAVE 25%
$160.99

This product was last offered at the strikethrough price on
06-13-2026

$120.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo High Performance Heat Exchanger

ES#4698424 - CTS-A90-HX - CTS Turbo High Performance Heat Exchanger - Provides more efficient cooling for the intercooler circuit to increase performance and reliability! - CTS - BMW

Provides more efficient cooling for the intercooler circuit to increase performance and reliability!

Brand:
CTS - Corporate Logo
ES#:
4698424
Mfg#:
CTS-A90-HX
Ships in 7 Business Days
ON SALE! SAVE 10%
$379.99

This product was last offered at the strikethrough price on
09-29-2026

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Oil Cooler Lines

ES#38881 - 17222283209 - E46 M3 Oil Cooler Lines - Attaches between the oil cooler and the engine block - Genuine BMW - BMW

Attaches between the oil cooler and the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
38881
Mfg#:
17222283209
In Stock
$292.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 N55 Water Pump - With Installation Hardware

ES#2622810 - 11517632426KT2 - N54 N55 Water Pump - With Installation Hardware - N54 and N55 engines are prone to water pump failure - replace every 60,000 miles. Includes replacement one-time-use aluminum water pump retaining bolts. New Part Number: 11515A05704 - Genuine BMW - BMW

N54 and N55 engines are prone to water pump failure - replace every 60,000 miles. Includes replacement one-time-use aluminum water pump retaining bolts. New Part Number: 11515A05704

Brand:
Genuine BMW - Corporate Logo
ES#:
2622810
Mfg#:
11517632426KT2
In Stock
$682.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Return Hose

ES#178032 - 64216951946 - Radiator Return Hose - Connects from the top side of the radiator to the expansion tank - Genuine BMW - BMW

Connects from the top side of the radiator to the expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
178032
Mfg#:
64216951946
In Stock
5% off MSRP

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

$62.99

This product was last offered at the strikethrough price on
09-03-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Fan Clutch Tool Kit

ES#2627584 - 001170SCH01AKT - Water Pump And Fan Clutch Tool Kit - Make the job easier with the right tools - Schwaben - BMW
ECS Tuning recommends this product.

Make the job easier with the right tools 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2627584
Mfg#:
001170SCH01AKT
Ships on Apr 2, 2027
ON SALE!
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3/8"/9mm Band Hose Clamp - 12-20mm

ES#2770161 - 003402ECS06A-03 - 3/8"/9mm Band Hose Clamp - 12-20mm - German-style 304 stainless hose clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

German-style 304 stainless hose clamp 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2770161
Mfg#:
003402ECS06A-03
In Stock
ON SALE! SAVE 25%
$4.99

This product was last offered at the strikethrough price on
06-13-2026

$3.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Temperature Sensor

ES#2867843 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Febi - BMW
ECS Tuning recommends this product.

Monitors coolant / oil temperature We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2867843
Mfg#:
13621433076
In Stock
$17.99

This product was last offered at the strikethrough price on
06-22-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#4818580 - 17127576371 - Coolant Hose - Connects to the thermostat housing and expansion tank. - Bremmen Parts - BMW

Connects to the thermostat housing and expansion tank. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818580
Mfg#:
17127576371
In Stock
ON SALE! SAVE 15%
$131.99

This product was last offered at the strikethrough price on
09-16-2026

$112.19 USD
Free Shipping
on orders $49 and up

Expansion Tank

ES#2698384 - 17137642160 - Expansion Tank - Genuine replacement for your cracked and/or damaged coolant expansion tank. - Genuine BMW - BMW

Genuine replacement for your cracked and/or damaged coolant expansion tank.

Brand:
Genuine BMW - Corporate Logo
ES#:
2698384
Mfg#:
17137642160
In Stock
Limited Qty Sale
$169.99

This product was last offered at the strikethrough price on
09-21-2026

$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 2

ES#2597716 - 11510392553RKT - ECS Cooling System Refresh Kit - Level 2 - A more advanced refresh kit - with primary cooling system hoses and accessory belt - Assembled By ECS - BMW

A more advanced refresh kit - with primary cooling system hoses and accessory belt 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with automatic or DCT transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2597716
Mfg#:
11510392553RKT
In Stock
ON SALE!
$702.99

This product was last offered at the strikethrough price on
10-13-2026

$669.06 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Hose

ES#2562698 - 11537594319 - Coolant Hose - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2562698
Mfg#:
11537594319
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.

$128.99

This product was last offered at the strikethrough price on
10-30-2026

$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

HVAC Heater Core

ES#2136260 - 64119190595 - HVAC Heater Core - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2136260
Mfg#:
64119190595
In Stock
8% off MSRP

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

$167.99

This product was last offered at the strikethrough price on
10-30-2026

$153.99 USD
Free Shipping
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.

Other BMW Engine Cooling Parts

Let us help you find the parts that fit your BMW

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

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