ISB PICKUP: The ultimate engineering upgrade for 24-valve turbo-diesels, PowerPack marries Banks High-Ram air-inlet casting and the highest Big Hoss Diesel Tuner calibration to the Stinger system. With additional airflow and boost available to the intake valves through this final improvement, Banks calibrates the Big Hoss features to reshape air and fuel curves for maximum horsepower and torque - translating to top gains of +100 hp and +210 lb-ft torque - with 12% better mileage and prolonged engine life.;Note: The fuel pressure test kit shown in the photo is available separately. Cummins Engine Horsepower Rating is found on the engine identification tag, located on the side of the timing cover of the engine near the injection pump. Quick-Turbo assembly is not included in systems for 2001-02 model year 235-hp rated vehicles.