Active Autowerke Sport Fan Clutch - E46 M3 BMW X Series F15 (2014-2018) X5 xDrive 50i N63 4.4L Shop This Look: Our model

Shop This Look: Our model also wears our Shredded Boyfriend Jean Shorts and Knee-High Gladiators

Owners of BMW with the N55 engine understands that additional power can be reliably maintained with the use of Water/methonalanol injection as an added feature

the difference in power with this mid pipe will be noticeable the moment it is installed

Durable Polished 100% 304 Stainless Steel

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Active Autowerke Sport Fan Clutch - E46 M3 BMW X Series F15 (2014-2018) X5 xDrive 50i N63 4.4L Shop This Look: Our modelWhen you push your powerplant, thermodynamics pushes right back. The toll of high performance is higher heat load and many stock components begin to complain. This upgraded fan clutch increases viscous coupling of cooling fan blade speed to water pump speed, yielding increased airflow through the radiator for more efficient cooling. A simple, yet wonderful, thing.