Positive Air Shut-Off w/Test Function - Universal 4.0in c/w Electronics 2001 which reduces cyclic thermal fatigue

which reduces cyclic thermal fatigue and greatly increase manifold longevity

Reduced heat build-up and increased bearing durability

and broken tie rods

63mm custom trim Billet Compressor Wheel

For towing

Positive Air Shut-Off w/Test Function - Universal 4.0in c/w Electronics 2001 which reduces cyclic thermal fatigueLike 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