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The aFe large‑bore 4in 409‑stainless DPF‑back exhaust for 2011–2014 Ford 6.7L diesel trucks replaces the factory rear pipe with mandrel‑bent 4in tubing, a free‑flowing 24in muffler and dual 6in polished tips. Using OE‑style flanges, high‑quality band clamps and bayonet hangers, the system increases flow to help release more horsepower and torque, produces a deeper, aggressive tone and installs using factory mounting locations.
aFe LARGE BORE HD 4in 409-SS DPF-Back Exhaust w/Polished Tip 11-14 Ford Diesel Trucks V8-6.7L (td)
