2011-2016 Duramax 6.6 Stainless Steel 5" Full Exhaust

This is a 5-inch stainless steel downpipe back single exhaust system for 2011-2016 6.6L diesel pickups, designed for improved performance and easier installation.

• The description claims this exhaust system improves fuel mileage, throttle response, and torque.
• The description claims the system lowers EGTs.
• The description claims the system requires choosing the correct year for the truck.
• The description claims the system does not include a muffler.