CORSAs Patented Reflective Sound Cancellation(R) (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.. Corsa 2015-2020 GMC Yukon Denali XL 6.2L V8 3in Cat-Back Single Side Exit Twin 4in Polished Tips. 3.0in. Cat-Back Single Side Exit with Twin 4.0in. Polished Pro-Series Tips. Detailed Printed Instructions Incl. Full-Color Available Online. Patented No Drone Reflective Sound Cancellation RSC Technology. Flows 669.58 Percent Better Than Stock - Valve Closed. Dual Walled Polished Stainless Steel Tips. 15-16 YukonXL Denali 6.2L SSE TWN 4 SPRT. Custom Tuned - Aggressive Exhaust Note. 304 Stainless Steel Construction. Easy Bolt-On Installation. Limited Lifetime Warranty. No Welding Required. No Drone At Cruise. Lighter Than Stock. Made in the U.S.A.. Cat-Back. Exhaust

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