Position diesel particulate filter assembly in vehicle.Install DPF to exhaust manifold bolts. Do not tighten at this time.Install muffler/tailpipe to DPF flange nuts. Tighten nut to 32 N·m. (24 ft. lbs.).Tighten DPF to exhaust manifold bolts to 32 N·m (24 ft. lbs.) Tighten muffler/tailpipe to DPF flange nuts to 34 N·m (24 ft. lbs.).Lower vehicle.