C6 Corvette Corsa Touring Axle-back System fits 2009-Current C6 Manual and Automatic Transmissions.  Straight-through 2.5", nonrestrictive system design maximizes airflow, improving performance and fuel economy...Mandrel Bends and design deliver airflow increases up to 35% vs. Stock.  Average increase of up to 12HP and 13 ft-lbs. of torque.  CORSA's Patented RSC™ Technology allows us to acoustically style the sound of your Corvette to give you the true voice of performance without the annoying drone while cruising.  Dual Rear Exit features Single 4" Pro-Series Stainless Steel Tips.  All components, even clamps and hangars, of the system are constructed of premium grade, 304 Stainless Steel to ensure the look and sound of you CORSA won't change over the life of your vehicle.  Proudly Designed, Engineered and Manufactured in Berea, OH, USA.  Quickly Enjoy the CORSA Sound with an easy bolt-on installation. No Welding needed and all hardware and detailed, full-color instructions are included.  50-State Emmissions Legal.  Limited LIFETIME Warranty for as long as you own your vehicle