2011-2012 Chevrolet / GMC Max Air Flow Bundle HSP Diesel

This kit will allow you and your engine to breathe easy. Featuring a mandrel bent 4 inch intake tube for massive air flow gains, with HSP's signature heat shield box eliminating unwanted hot air entering the cold air intake. For every 1 degree increase of intake air temperature will result in a 3hp loss. This kit also features HSP's high flow turbo mouthpiece. This turbo mouthpiece will give you the ability to reroute your factory PCV system and remove the factory resonator box, eliminating unwanted engine oil gumming up the turbo and intake system. Featuring 3 inch mandrel bent hot side and cold side tubes with our max flow Y-bridge and turbo mouthpiece. The factory hot side intercooler tube on your 2011-2016 Duramax is notorious for failure. The two piece design from the factory has crimped on boots that have a tendency to fail under heat and pressure, it's only a matter of time before it leaves you on the side of the road. The factory cold side also has its limitations and is made o