Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3552811
Mfg#:
024797ECS01
In Stock
ON SALE!
SAVE 25%
$76.99
This product was last offered at the strikethrough price on 06-13-2026
The new and improved upgrade N52/N54/N55 owners have been waiting for. Get rid of that failure-prone water pump to thermostat hose. Updated for easier install.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4265534
Mfg#:
008286LA01
In Stock
ON SALE!
SAVE 25%
$106.99
This product was last offered at the strikethrough price on 06-13-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
10X Entries Into Our F80 M3 Sweepstakes
For Vehicles With Engine Code N52B30 (Non-SULEV w/o Auxiliary Heating)
Brand:
ES#:
4877083
Mfg#:
008641LA03
In Stock
ON SALE!
SAVE 10%
$130.99
This product was last offered at the strikethrough price on 06-13-2026
The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3659542
Mfg#:
020414ECS01KT
In Stock
ON SALE!
SAVE 25%
$113.99
This product was last offered at the strikethrough price on 06-13-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
10X Entries Into Our F80 M3 Sweepstakes For SULEV Vehicles with Engine Code N51B30 & Auxiliary Heating (S536A)
Brand:
ES#:
4830789
Mfg#:
008641LA02
In Stock
ON SALE!
SAVE 20%
$130.99
This product was last offered at the strikethrough price on 06-13-2026
Allows installation of NPT threaded temperature sensor
Brand:
ES#:
4500514
Mfg#:
TEMPSWITCHMAN
Special Order: No Guaranteed ETA
$52.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
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.