QD EXHAUST Ducati Hypermotard 1100 X-DB the Sound Controller (racing)X DB sound controller by QD Exhaust for the Ducati Hypermotard 1100. Experience ultimate control over your Ducati Hypermotard 1100's exhaust sound with the X DB sound controller a revolutionary QD Exhaust product. This innovative modulation kit for the exhaust valve seamlessly integrates with the stock wiring and utilizes all OEM components of the bike, including the valve, servomotor, and cables. With the X DB sound controller's keypad interface,