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BMW E46 M3 S54 3.2L

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BMW E46 M3 S54 3.2L Engine Cooling Parts

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Aluminum Radiator - Blue Hose - E46 M3

ES#4656923 - WC310B - Aluminum Radiator - Blue Hose - E46 M3 - Let your engine breathe better with this DO88 Radiator! - DO88 - BMW

Let your engine breathe better with this DO88 Radiator!

Brand:
DO88 - Corporate Logo
ES#:
4656923
Mfg#:
WC310B
Ships on Sep 15, 2026
$735.99 USD
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Performance Aluminum Radiator

ES#2766394 - MMRADE4601 - E46 M3 Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks 25% increase in coolant capacity with a 32% increase in coolant surface area!

Brand:
Mishimoto - Corporate Logo
ES#:
2766394
Mfg#:
MMRADE4601
Ships in 4 Business Days
$721.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
In Stock
ON SALE! SAVE 25%
$10.99

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

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Blade

ES#2575618 - 11521712058 - Fan Blade - Replace your brittle fan before it sends a blade through your radiator - Febi - BMW

Replace your brittle fan before it sends a blade through your radiator We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2575618
Mfg#:
11521712058
In Stock at Vendor
$62.99

This product was last offered at the strikethrough price on
05-26-2026

$46.25 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fan Blade

ES#2813458 - 11521712058 - Fan Blade - Replace your brittle fan before it sends a blade through your radiator - Hamburg Tech - BMW

Replace your brittle fan before it sends a blade through your radiator We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813458
Mfg#:
11521712058
In Stock
$22.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2602973 - 11537831103KT - Thermostat Replacement Kit - Includes thermostat, o-ring, and coolant - Genuine BMW - BMW

Includes thermostat, o-ring, and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2602973
Mfg#:
11537831103KT
In Stock
$165.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Heater Core

ES#177263 - 64118372783 - Heater Core - Transfers heat to the cabin of the vehicle - Genuine BMW - BMW

Transfers heat to the cabin of the vehicle

Brand:
Genuine BMW - Corporate Logo
ES#:
177263
Mfg#:
64118372783
Ships in 3 Business 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.

$169.99

This product was last offered at the strikethrough price on
08-24-2026

$165.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fan Blade (420 mm) (11 Blade)

ES#2895458 - 11521712058 - Fan Blade (420 mm) (11 Blade) - Replace your brittle fan blades before it sends a blade through your radiator - Vemo - BMW

Replace your brittle fan blades before it sends a blade through your radiator

Brand:
Vemo - Corporate Logo
ES#:
2895458
Mfg#:
11521712058
Ships in 2 Business Days
$75.99

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

$73.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#24449 - 11517831099 - Water Pump Gasket - Steel water pump gasket for your Z3 / M3 - Genuine BMW - BMW

Steel water pump gasket for your Z3 / M3

Brand:
Genuine BMW - Corporate Logo
ES#:
24449
Mfg#:
11517831099
In Stock
14% off MSRP

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

$41.99

This product was last offered at the strikethrough price on
08-24-2026

$36.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DO88 Racing Auxiliary Oil Cooler - E46 M3

ES#4656909 - OC120E46 - DO88 Racing Auxiliary Oil Cooler - E46 M3 - Oil cooler for power steering or gearbox oil cooling. - DO88 - BMW

Oil cooler for power steering or gearbox oil cooling.

Brand:
DO88 - Corporate Logo
ES#:
4656909
Mfg#:
OC120E46
In Stock
$646.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Red

ES#2764787 - MMFAN12RD - Universal 12" Electric Fan - Red - 934 CFM - 5.7 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

934 CFM - 5.7 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764787
Mfg#:
MMFAN12RD
Ships in 4 Business Days
$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 2

ES#2707752 - 17127510952KT9 - Cooling System Refresh Kit - Level 2 - A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring high quality aftermarket contents - Assembled By ECS - BMW

A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring high quality aftermarket contents 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2707752
Mfg#:
17127510952KT9
Ships on Dec 7, 2026
Auto Notify
ON SALE! SAVE 26%
$860.99

This product was last offered at the strikethrough price on
07-15-2026

$635.05 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Universal Oil Cooler Black - 10 Row

ES#2764962 - MM0C10BK - Universal Oil Cooler Black - 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

Brand:
Mishimoto - Corporate Logo
ES#:
2764962
Mfg#:
MM0C10BK
In Stock
$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#24459 - 11517840403 - Water Pump Pulley - Should be replaced each time with the water pump - Genuine BMW - BMW

Should be replaced each time with the water pump

Brand:
Genuine BMW - Corporate Logo
ES#:
24459
Mfg#:
11517840403
Ships in 3 Business Days
$208.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Black

ES#4147305 - 30102029 - Universal 12" Electric Fan - Black - 1328 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

1328 CFM. High performance puller fan with curved blades.

Brand:
Spal - Corporate Logo
ES#:
4147305
Mfg#:
30102029
In Stock
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

ES#2764643 - MMRALC - Mishimoto Liquid Chill Radiator Coolant Additive - 4oz - Pairs with all types of coolant to increase heat transfer and decrease engine temps. - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pairs with all types of coolant to increase heat transfer and decrease engine temps.

Brand:
Mishimoto - Corporate Logo
ES#:
2764643
Mfg#:
MMRALC
In Stock
$22.99 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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