Dobermann Performance FAQ Will the Dobermann Exhaust increase the power in my bike? Do I have to add a Power Commander or reflash the ECU when I install a Dobermann Performance exhaust and/or headers ? How do I install my new exhaust and header pipes ? How much weight will I save over the original exhaust and header pipes ? How can I adjust the sound in my Dobermann Performance exhaust ? Are the Dobermann Performance exhaust and headers road legal ? Titanium vs. Steel exhausts ?