Banks 5" aluminized steel constant-diameter DPF-back exhaust system with negative-backpressure SideKick tip. Improves throttle response and fuel economy by lowering backpressure up to 9% at the turbine inlet. Allows the engine to exhale and breathe more efficiently and redirects hot exhaust gas to the side. Prevents trailer meltdown with 15% lower temps behind the tip. Includes huge chrome or Cerakote Black obround SideKick tip.