The new Power Stroke® Diesel has a unique inboard exhaust design to help improve noise, vibration and harshness characteristics. Mike Rowe finds out just how quiet it is.<br /><br />• Reduced noise<br /><br />• Less vibration<br /><br /><br /><img src="http://ll.broadbandsports.com/images/38224_thumb.jpg" alt="2011 Super Duty - Quiet Diesel" title="2011 Super Duty - Quiet Diesel" width="150" height="90" alt="2011 Super Duty - Quiet Diesel"/>
