Manufactured in 3.5" mandrel bent T-304 Stainless Steel Tubing and hand polished to a bright finish. Our system features an angle cut, rolled edge 5" tip. This system sounds deep and has an aggressive tone to it. Power is increased by 14 rear wheel horsepower. Improves efficiency of the motor by removing 2 times the amount of heat generated by turbocharging. Greatly improves fuel economy. This item has a limited lifetime warranty.