aFe Vulcan Series 3in 304SS DPF-Back Exhaust w/ Black Tip 14-18 Mercedes-Benz Sprinter 2500This DPF back exhaust system is constructed of 3 IN mandrel bent 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system is a 4 IN diameter black 304 stainless steel clamp on exhaust tip. The tip features a laser etched aFe POWER logo for a unique style. This DPF back exhaust gives you the option for a side exit or rear exit tailpipe. Both options will evacuate the exhaust gasses from under the vehicle.