Left Graph is Torque at the Wheels
Right Graph is HP at the Wheels
Bottom Line is Stock GT4
Middle Lines are GT4 with Race Headers and Dundon Pro Tune
Top Lines are GT4 with Race Headers, Tune, Intake Runners (with IPD Plenum/Carrera S Plenum and GT3 TB), GT3 Muffler Over axle pipes, and GT3 Muffler