Simply put, The fastest way for air to get from the turbo to the tip is through an MBRP Front Pipe.
MBRP Front Pipes...
Learn More About MBRP Intercooler Pipes for Dodge, Ford & GM from OCDiesel
MBRP Front Pipes are designed from the highest grade materials and bulk up your exhaust flow to a full 4" diameter, allowing your truck to breathe more efficiently.