Quote:
Originally Posted by JonnyM3
Did you ever drive a new one? Main difference is valves are closed until 4k rpm, after 4k sound is identical. I pulled the fuse on my 21 so valve is no longer closed and always open…it’s loud lol.
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This post got me to thinking…
I have a MY2023 840 and want my valve to stay open so do you happen to know if that’s also just a matter of pulling a fuse? And if so, do you know how I can find out which one?
Thanks!
