CORSA's Patented Reflective Sound Cancellation (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an Aggressive Sound under acceleration and a Drone-Free Experience during cruise. Performance gains are not affected by sound choice.
Features:

• 2.5 Inch Cat-Back Dual Rear Exit with Twin 4.0 Inch Polished Pro-Series Tips 14-21 Jeep Grand Cherokee
• Patented No Drone, Reflective Sound Cancellation (RSC) Technology
• Custom Tuned, Aggressive Exhaust Note
• No Drone At Cruise
• 304 Stainless Steel Construction
• Dual Walled, Polished Stainless Steel Tips
• Flows 63 percent Better Than Stock
• 7lbs Lighter Than Stock
• Easy Bolt-On Installation
• Detailed Printed Instructions Included, Full-Color Available Online
• No Welding Required
• Limited Lifetime Warranty
• Made in the U.S.A.