Thread: JB4
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      05-10-2021, 09:44 AM   #46
chris3g
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Drives: 2023 M3 xdrive
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Quote:
Originally Posted by 997CABOVA View Post
So would it be safe to say a stock M3C would be under 6.5 with just a JB4 +4 PSI only???
i doubt it, the 6MT is software limited to run less boost than the comp but they are otherwise the same, with the JB4 you are bypassing those limits, the max power that is obtainable should be the same on both models. Differences in times at that point should come down to gearing and shift speed.
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