BMW F87 M2, M135i & M235i N55 Stage 2 Tuning PackageUnlock maximum performance with the BMW F87 M2, M135i & M235i N55 Stage 2 Tuning Package, designed to push your vehicle's power up to 400 BHP and 600 Nm torque. These figures are for the F87 M2, whereas the M135i and M235i can typically achieve 380 BHP and 580 Nm torque reliably. BM3 will allow you to push beyond this however, we recommend the BMW N55 Stage 2+ package to run higher power effectively with a superior intake and upgraded intercooler.