Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter.
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Brand:
ES#:
3552811
Mfg#:
024797ECS01
In Stock
ON SALE!
SAVE 25%
$74.99
This product was last offered at the strikethrough price on 05-02-2026
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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4265534
Mfg#:
008286LA01
In Stock
ON SALE!
SAVE 35%
$103.99
This product was last offered at the strikethrough price on 05-02-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles With Engine Code N52B30 (Non-SULEV w/o Auxiliary Heating)
Brand:
ES#:
4877083
Mfg#:
008641LA03
In Stock
ON SALE!
$127.99
This product was last offered at the strikethrough price on 05-02-2026
Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3659542
Mfg#:
020414ECS01KT
In Stock
ON SALE!
SAVE 40%
$110.99
This product was last offered at the strikethrough price on 05-02-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For SULEV Vehicles with Engine Code N51B30 & Auxiliary Heating (S536A)
Brand:
ES#:
4830789
Mfg#:
008641LA02
In Stock
ON SALE!
SAVE 15%
$127.99
This product was last offered at the strikethrough price on 05-02-2026
Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Redline's state of the art coolant offering premium performance and protection. Fortified with Waterwetter!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
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Allows installation of NPT threaded temperature sensor
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Brand:
ES#:
4500514
Mfg#:
TEMPSWITCHMAN
Special Order: No Guaranteed ETA
$52.99 USD
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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.
Lifetime Replacement
