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BMW 328i Engine Cooling Parts

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Coolant Expansion Tank

ES#2874170 - 17117573781 - Coolant Expansion Tank - Does not include cap or coolant level sensor - Febi - BMW

Does not include cap or coolant level sensor Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874170
Mfg#:
17117573781
Ships on Jan 22, 2027
$140.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - E46 M52/M54

ES#5375138 - CHK0002 - Radiator Hose - E46 M52/M54 - This Rein radiator hose ensures reliable cooling performance and perfect fitment. - Rein - BMW

This Rein radiator hose ensures reliable cooling performance and perfect fitment. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Rein - Corporate Logo
ES#:
5375138
Mfg#:
CHK0002
In Stock
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AAF E46 Radiator Fan Shroud

ES#4504849 - 116251 - AAF E46 Radiator Fan Shroud - Mount your aftermarket fan safely and securely! - Advanced Auto Fabrication - BMW

Mount your aftermarket fan safely and securely! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Recommended for use with AAF Radiator Mounts

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504849
Mfg#:
116251
Ships in 3 Business Days
$140.00 USD
This product is lifetime replacement eligible Lifetime Replacement

E46 Radiator Hose - Upper

ES#2881576 - 17127510952 - E46 Radiator Hose - Upper - A common source of cooling system failure - Vaico - BMW

A common source of cooling system failure Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2881576
Mfg#:
17127510952
Ships in 1 Business Day
$71.99

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

$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Overflow Bottle Hose - Bottom

ES#24975 - 11531740649 - Overflow Bottle Hose - Bottom - Hose that runs from the bottom of the overflow botle to the water pipe - Genuine BMW - BMW

Hose that runs from the bottom of the overflow botle to the water pipe Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
24975
Mfg#:
11531740649
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bracket - Priced Each

ES#2578091 - 17518517032 - Bracket - Priced Each - Holds Air Cooler - Genuine BMW - BMW

Holds Air Cooler Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2578091
Mfg#:
17518517032
Ships in 4 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.

$36.99

This product was last offered at the strikethrough price on
10-25-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Shroud - 850W

ES#4181620 - 17427953261 - Fan Shroud - 850W - Genuine BMW - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
4181620
Mfg#:
17427953261
In Stock
ON SALE! SAVE 30%
$199.99

This product was last offered at the strikethrough price on
10-05-2026

$139.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator Carrier - Left

ES#37549 - 17107524912 - Radiator Carrier - Left - Plastic side frame for radiator - Genuine BMW - BMW

Plastic side frame for radiator Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
37549
Mfg#:
17107524912
In Stock
7% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
10-25-2026

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#4440457 - 11427525333 - Oil Cooler - Keep your oil temps low and your engine protected - Bremmen Parts - BMW

Keep your oil temps low and your engine protected 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4440457
Mfg#:
11427525333
In Stock
ON SALE! SAVE 15%
$39.99

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

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 Double Pipe

ES#180040 - 64538375747 - E36 Double Pipe - Genuine BMW - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
180040
Mfg#:
64538375747
Ships in 8 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.

$137.99

This product was last offered at the strikethrough price on
10-25-2026

$133.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#4069410 - 17127619255 - Radiator Hose - Replacement Radiator Hose from Rein - Rein - BMW

Replacement Radiator Hose from Rein 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069410
Mfg#:
17127619255
Ships in 4 Business Days
$132.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2598584 - 61318363677 - Auxiliary Fan Switch - Does not include o-ring - Febi - BMW

Does not include o-ring Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2598584
Mfg#:
61318363677
Ships in 1 Business Day
$44.99

This product was last offered at the strikethrough price on
09-15-2026

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

Bracket - Oil Carrier

ES#54705 - 32411141655 - Bracket - Oil Carrier - Genuine BMW - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
54705
Mfg#:
32411141655
Ships Today
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Coolant Hose Assembly

ES#4609904 - 17127548224 - Lower Coolant Hose Assembly - Located across the front of the engine bay - Connects to the expansion tank, thermostat, and Heater Core return line - Vaico - BMW

Located across the front of the engine bay - Connects to the expansion tank, thermostat, and Heater Core return line Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
For automatic transmission models only

Brand:
Vaico - Corporate Logo
ES#:
4609904
Mfg#:
17127548224
Special Order: No Guaranteed ETA
$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#11800 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Febi - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
11800
Mfg#:
N90136802
Ships on Nov 19, 2026
$1.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#60942 - 34321156893 - Hose Clamp - Priced Each - Used to secure the vent hose to the radiator - Genuine BMW - BMW

Used to secure the vent hose to the radiator Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
60942
Mfg#:
34321156893
Ships in 3 Business Days
$2.99 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.

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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