Does the M240 need a trans update for stage 2? I'm thinking a sweet spot for stage 1 would be 17 psi as the m240 is basically the mppsk b58
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M240i xdrive - K&N Drop in, MPE
12.3 @ 108 Stock
Last edited by BPAC306; 10-16-2018 at 09:33 AM..
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