clk550 resonator delete/2nd cats
#60
me and black did a few pulls to see if the exaust made the car slower, i always had a slight edge we dunno if thats because i have less weight or exaust, but all we know is it did not take out power. We haven't done from the dig runs to see if my torque is suffering or not.
maybe next time =D
maybe next time =D
#63