yup, definitely you reversed the o2 sensors.
PM if you want a JB4 with the G5 board and NLS/2step. You can get the Isolated boost control firmware as well (I'm trying to help a friend sell his).
SOLD --'07 E90 335i, PTF COBB E50, HFS4, ER CP, ETS 7", AA DP, Vishnu Exhaust, DCI, ACT, Nitto Nt555
SOLD '10 E92 335i M, 6MT COBB v3, ER IC, ER CP, VRSF DP, Fuel-it st2, Mfactory LSD