Just got back from the dyno today. We dynoed two bikes, both had air box lid off, cam mod, jetted but one had big gun the other had gtyr full systems. Big gun made 40 horse and 26 ft pounds of torque at the rear tires with stock tires at 8 pounds. Gytr exhaust made 37 horse and 23.5 ft pounds or torque. Both bikes air fuel ratios were at a conservited 12:5 ratio.