Quote:
Originally Posted by gmd2003
24 psi is a lot , sorry man with just piggybacks you will not see M5 numbers . The small turbos are likely the limiting factor . There's nothing different from his first S63 TU kit till now he's just running higher boost with higher octane and meth injection , this will likely be no different . If he gets CAN integration then we may see a bit more bc of control of fueling , then you can possibly use E 85 . At any rate + 6psi only gave 50 whp . That's less than I expected .
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Yeah 24 is pushing it especially for a DD... should see low fives with downpipes and meth don't you think? 20-30whp between intake, exhaust, meth and downpipes seems reasonable that would be what 490s-510s engine specific.