Disclaimer: Please use this information as a guide. Your Air Cleaner, Exhaust, Tuner & who Tunes with bike can make huge differences to the overall performance. Example: A torque cam with a 2-into-1 Exhaust System can shift the peak torque higher, making the cam a mid-ranged cam. Whereas a horsepower cam with a 2-into-2 Exhaust System can make torque earlier with a lower peak final horsepower reading.