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BMW E46 Performance Engine Cooling Parts

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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
Ships on Aug 24, 2026
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

E46 M3 Red Silicone Radiator Hose Kit

ES#2764189 - MMHOSEE4699RD - E46 M3 Red Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses - Mishimoto - BMW

Kit includes upper and lower radiator hoses

Brand:
Mishimoto - Corporate Logo
ES#:
2764189
Mfg#:
MMHOSEE4699RD
In Stock at Vendor
$121.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Black Silicone Radiator Hose Kit

ES#2765220 - MMHOSEE4699BK - E46 M3 Black Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses - Mishimoto - BMW

Kit includes upper and lower radiator hoses

Brand:
Mishimoto - Corporate Logo
ES#:
2765220
Mfg#:
MMHOSEE4699BK
In Stock at Vendor
$121.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Blue Silicone Radiator Hose Kit

ES#2764954 - MMHOSEE4699BL - E46 M3 Blue Silicone Radiator Hose Kit - Kit includes upper and lower radiator hoses - Mishimoto - BMW

Kit includes upper and lower radiator hoses

Brand:
Mishimoto - Corporate Logo
ES#:
2764954
Mfg#:
MMHOSEE4699BL
In Stock at Vendor
$121.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicon Coolant Hose Kit - Red

ES#4418432 - Aute46001red - Silicon Coolant Hose Kit - Red - Includes upper, lower radiator hoses, and return hose - Autobahn Autoworx - BMW

Includes upper, lower radiator hoses, and return hose

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4418432
Mfg#:
AUTE46001RED
Special Order: No Guaranteed ETA
$99.00 USD
Free Shipping
on orders $49 and up

Silicon Coolant Hose Kit - Black

Includes upper, lower radiator hoses, and return hose

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4418430
Mfg#:
AUTE46001BLK
Special Order: No Guaranteed ETA
$99.00 USD
Free Shipping
on orders $49 and up

Inline Temperature Sensor Adapter - Manifold

ES#4500514 - tempswitchman - Inline Temperature Sensor Adapter - Manifold - Allows installation of NPT threaded temperature sensor - Zionsville Autosport - BMW

Allows installation of NPT threaded temperature sensor

Brand:
Zionsville Autosport - Corporate Logo
ES#:
4500514
Mfg#:
TEMPSWITCHMAN
Special Order: No Guaranteed ETA
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Essentials Bundle

ES#5435255 - MMB-E46-002 - Essentials Bundle - The Mishimoto Essentials Bundle is a comprehensive cooling solution designed to address the notorious "weak points" of the BMW E46 cooling system. - Mishimoto - BMW

The Mishimoto Essentials Bundle is a comprehensive cooling solution designed to address the notorious "weak points" of the BMW E46 cooling system. For vehicles with manual transmission

Brand:
Mishimoto - Corporate Logo
ES#:
5435255
Mfg#:
MMB-E46-002
Ships in 4 Business Days
$1127.99 USD

More About Performance Engine Cooling Parts

Looking to mitigate high temperatures under hard driving or from serious engine upgrades? Our performance cooling system upgrades like radiators, silicone hoses, upgraded water pumps, low-temperature thermostats, electric fan conversions, and more are just what you need to keep those temps down for longer.

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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