Positive Air Shut-Off Chevy Duramax 2011-2016

Like 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...

Like 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...

Like 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...

BD's design deflects the oil back onto the ring gear and into the pinion gear for cooler longer life. Other differential covers are large and bulky resulting in lubricating oil...