Change out the N55 Oil Filter Housing Gasket on your BMW with the least amount of mess in the shortest amount of time. While you’re at it, might as well upgrade to the Mosselman thermostat, but first let’s see if it delivers on what it promises during the test drive after replacing the oil cooler gaskets as well.

Mosselman Oil Thermostat F Chassis (N55): https://tinyurl.com/MossFN55
Mosselman Oil Thermostat (S55): https://tinyurl.com/MosS55
Mosselman Oil Thermostat E Chassis (N55): https://tinyurl.com/MosEN55
Oil Filter Housing Gasket: https://tinyurl.com/ofhgasket
8mm Wrench: https://amzn.to/3ClOqZO
11mm Magnetic Socket: https://amzn.to/3cbm1Lq
Torque Wrench: https://amzn.to/3AepUHk
Digital Torque Wrench: https://amzn.to/3T1lwUZ
Full Tool List: https://kit.co/fritzramos/n55-oil-fil...

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Tool Kit: https://kit.co/fritzramos/bmw-mechani...
Video Gear: https://kit.co/fritzramos/filming-gear

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00:00 The problem
01:30 Essential Tools
01:53 Prep the car
04:42 Coolant Drain
06:09 Remove the Oil Filter Housing
08:35 Clean the mating surface
09:09 How to identify a leak
09:40 Clean the housing
10:41 Install the Gaskets
11:35 Install the oil filter housing
13:10 Add in oi HERE
13:26 Coolant Purge Process
13:56 Install Oil Filter Cap
14:06 Reinstall Intake Manifold
14:37 Reconnect charge pipe & O2 sensors
14:57 Run your final checks
15:35 Prime the engine
16:09 Test Results
17:42 Recommendations