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      05-26-2023, 06:04 PM   #3
E63M6_G42M240i
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Drives: 2024 TR G80 M3CX
Join Date: Jul 2022
Location: Orange County, CA, USA

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Quote:
Originally Posted by BG42 View Post
https://www.blackstone-labs.com/ why guess when you could send some in and see what's really going on with it? Also anytime you start adding power it's probably a good idea to shorten oil change intervals.
I’ll be doing that too, but it’s better to be proactive vs reactive. Since two viscosity grades are indicated (0w20 and 5w30), I’ll be going with the higher grade. Very well respected builder here: https://youtu.be/bPcVBc4-5Mk
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