MBRP 3.5" Inlet / 3.5" Outlet Turndown Exhaust Tip T5080 AFE-46-70320 Banks has redesigned the tube

Banks has redesigned the tube to give your Duramax extra cooling by increasing the overall diameter of the tube as well as smoothing the bends in the line to allow better flow

The smooth bends allow for low turbulence

Another big point is that it is about 1/2 the weight of a normal turbine wheel

reducing air intake temperatures by 25 degrees over the factory intake

MBRP 3.5" Inlet / 3.5" Outlet Turndown Exhaust Tip T5080 AFE-46-70320 Banks has redesigned the tubeThese tips give you the opportunity to really personalize your exhaust system. Mirror polished T304 stainless steel construction ensures that they keep on looking great long after cheaper chrome tips have rusted through. They are easy to clean up and easy to install. Our clampless, no weld design makes it easy to have the tip that suits you best.