I am running Roush axle backs with Long tubes and an offroad X pipe. The car is insanely loud.
How much power is to be lost by going from the Roush style muffler to the SVT GT500 muffler? I am guessing no more than 5 hp or so.
How much power is to be lost by going from the Roush style muffler to the SVT GT500 muffler? I am guessing no more than 5 hp or so.