Stinger's upgrades reshape the fuel curve to match the improved airflow. Top gains: +61 hp and +110 lb-ft (rear wheel); 6% more MPG; longer engine life. PICKUP: Get robust performance at a modest cost. Banks Stinger provides best gains +61 hp and +110 lb-ft torque with a bonus improvement of 6% more miles-to-the-tank. Banks OttoMind engine calibration module changes the shape of the fuel curve to match the improved airflow and optimize power right up to the shift points.
Test vehicle: 1997 F-250 heavy-duty crew-cab pickup; 4-wheel drive; 4.10 gear ratio. Solo vehicle weight: 6,850 lbs. Towing combined vehicle weight: 17,480 lbs. Horsepower and torque measured at rear wheels. 1995 Power Stroke variations: Ford trucks for model year 1995 fall into two categories: early 1995 and late 1995. It is important to know the specific model: Early 1995 model year - little or no straight section at muffler outlet, where it connects to tailpipe. Late 1995 model year - appx. 3 inch straight section at muffler outlet, where it connects to tailpipe.