Instant throttle response, big torque, and the ability to get loads moving in a hurry were great selling points for the 2011 Super Duty. Thanks to a variable geometry turbocharger, reverse flow ...
Ford’s 6.0L Power Stroke comes from the factory with a variable-geometry turbo, or VGT turbo. The concept is a good one: The exhaust impeller’s vanes can be turned to different angles on the fly to ...