Injen Technology?s Super SES line of exhaust systems are dyno-tuned to compliment our performance intake systems; in doing so the Super SES provides maximum horsepower and torque across the power band. The Super SES exhaust system is manufactured from 100% 304 stainless steel. Each exhaust system features CNC mandrel-bent stainless steel tubing CNC machined flanges and robotic TIG welding.