AFE 2017 Chevrolet/GMC Duramax L5P 5-Inch Single Side Exit DPF-Back Exhaust System

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aFe Power Large Bore HD & Atlas DPF-Back Exhaust Systems

What's the best exhaust system for the 2017 Duramax L5P? aFe POWER has you covered with several exhaust options, increasing the exhaust tube diameter to a monstrous 5 inch for the single rear exit versions, and dual 4" tubing for the dual rear exit. The Large Bore HD features stainless steel construction, and an aluminized Atlas version is also available with both styles and tip combinations. Both the single and dual aFe POWER L5P exhausts have 6" stainless steel intercooled tips with either polished or a black powdercoat finish