Quote:
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Originally Posted by eyim1988
Quote:
Originally Posted by Mike335is
I have been thinking about adding a JB4 to my 335is, I'm not planning on adding any more upgrades. Is it safe? Do i have to worry when i take it to the dealer for service? What kind of gain will i expect to get? Does it effect the power band? Can the DCT handle the upgrade with no issues? I would really appreciate all your comments
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If it is just a tune, go for it! It is very easy to take on and off, Jut remember to take off the tune before taking it in for service. Yes it will add quite a bit of power. You will most def enjoy it. The dct could handle the tune only power. |
What kind of numbers will i get?
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2015 AY M4, 6sp, KW V3, VFF 103, AWE non-Res, BMC filters, M-Performance Aero.