Boost Leak Fixed 3 pulls starting at 3k rpm, CTS Stage 2+ Turbos, DPs, VRSF Race Exhaust, INs + Outs, 5" FMIC, Index 12's, Stock Diverters to atmosphere
E61 under 2500rpm rpm surging MHD Stage 0 and 1+ XHP STOCK xDelete STOCK Under light to moderate load, below 2500 rpm, rpms will bounce/surge as much as 400+/-. Once past 2500rpm or after kick down there is no slip/surge. Problem is worse on stock tune.