AFE Atlas 4" Dual Side Exit Aluminized Steel Exhaust System 11-14 6.7L Ford Powerstroke AFE-46-20179-R throttle response and performance

throttle response and performance

7L Powerstroke and be amazed with the difference between AFE's fuel system vs other aftermarket brands

allowing users to define their failsafe strategy from something as simple as flashing a warning light to more advanced strategies like pulling boost or ignition

0" ID Inlet

AFE Atlas 4" Dual Side Exit Aluminized Steel Exhaust System 11-14 6.7L Ford Powerstroke AFE-46-20179-R throttle response and performanceTested and proven by our friends at AFE to increase your horsepower and torque over your stock exhaust. This Atlas exhaust system is 100% hand MIG welded and Constructed from 4" mandrel bent aluminized steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's. A mitered merge collector is also incorporated to eliminate dead space that can cause turbulence and hinder flow. This