Quote:
Originally Posted by NCA Motorsports
You can buy the n63 jb4 and fit it on the s63 and just upload the firmware. I just did one
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Is it working like any other JB4, canbus and all? I just don't want any drivability or tuning issues if BMS isn't supporting it, but I really like the JB4 set up on my N55 and would love to have it on my S63.