The Ultimate Power System for Towing and Work 1999-2004 6.8L SUPER-DUTY PICKUP: Banks has the formula for building V-10 muscle: the stainless-steel PowerPack adds best gains of +56 hp , +67 lb-ft torque, and 7 percent more miles to the tank-full. A pair of bulletproof TorqueTube manifolds uncorks major torque for big hauling and climbing jobs. Banks optional electronic AutoMind engine-calibration module maximizes power while keeping a stern check on the air-to-fuel ratio, for safe exhaust temperatures and engine longevity. Includes: Hi-Flow Oiled Filter, TorqueTube Exhaust Manifold System, Monster Exhaust System, Extension Pipe, Chrome Tailpipe, Heatshield, Banks Power Urocal, CARB Decal, Includes all necessary hardware. Key Features Optimizes airflow, air density, continuous power and MPG Honors the host vehicle and improves longevity Best gains: +56 hp and +67 lb-ft (rear wheel) 7 percent more miles per fill-up CHROME tip