The AFE 49-02051-1 ATLAS 5" DPF-Back Exhaust System adds performance and styling to your 2013-2018 Dodge Ram 6.7L Cummins. Built from 5" mandrel-bent aluminized steel tubing, this exhaust system is designed as a bolt-on replacement and installs easily by re-using factory mounting locations. Feb 15, 2017 · Exhaust vibration dampers were used (2x Dodge part 52103612AA) where the downpipes angle in towards the middle of the driveline, behind the transmission. Utilizing two U-bolts, I was able to sufficiently clamp them on. If they are clamped on any further back, they seem to have no effect. The vibration has nearly completely subsided since adding.