The aFe Large Bore-HD 4" dual DPF-back exhaust for 2016 GM Diesel Trucks with the 6.6L V8 (LML) converts single to dual exhaust using mandrel-bent 409 stainless tubing. It uses OE-style bayonet hangers, a bolt-on bracket for the driver-side tailpipe and fits without relocating the spare. Finished with dual 6" black powder-coated stainless tips and laser-cut aFe badges for a durable, bolt-on upgrade.
aFe LARGE Bore HD 4in Dual DPF-Back SS Exhaust w/Black Tip 16-17 GM Diesel Truck V8-6.6L (td) LML