Positive Air Shut-Off (Manual Controlled) - Chevy 2011-2016 1993 Box 2 Width: 20

Box 2 Width: 20

increased efficiency and increased turbine flow compared to the competition

and Pressure Regulator Ports

Works great with engine retarders like BD's Exhaust Brake

the SuperMax creates enough airflow for more power

Positive Air Shut-Off (Manual Controlled) - Chevy 2011-2016 1993 Box 2 Width: 20Like a fire extinguisher in your house, or an earthquake kit, it's always better to be prepared. Although rare, Diesel Engine Runaway is caused when external hydrocarbons are drawn into the engine and can cause overspeeding and catastrophic engine failure. Life, limb and your vehicle are put in jeopardy. BD Diesel Performance has you covered should the worst happen with our Positive Air Shut Off (PAS) by cutting the intake air supply to the cylinders