A control in the cabin closes a valve inside the available titanium exhaust that significantly reduces outside exhaust volume — ideal in crowded or urban settings. (nissanusa.com)
Unlike earlier lows, the final lows tend to be accompanied not by a spike in trading volume, but by diminished, almost exhausted volume. (hussman.net)
According to Von Foerster, «Both new Quiet Exhaust mode and Quiet Start features will be part of the available active valve performance exhaust system on the new Mustang GT, along with different exhaust volumes for Normal, Sport and Track modes, giving customers more choice than ever before. (mustangandfords.com)