Corsa 21128BLK Sport Cat-Back Exhaust System for 21-25 Suburban/Yukon XL

3.0" to 2.75" Dual Rear Exit Cat-Back Exhaust System with Twin 4.0" Tips From the market leaders and originators of No Drone Exhaust Technology, the CORSA Performance 2021+ Chevrolet Suburban and GMC Yukon XL catback exhaust system features CORSA's Reflective Sound Cancellation® (RSC) No Drone Technology and allows CORSA's acoustic engineers to create an aggressive yet drone free exhaust note, styled specifically to fit the personality of these GM SUVs. CORSA's catback exhaust system is quite simply the best exhaust system for the 2021+ Chevrolet Suburban or GMC Yukon XL and eliminates the stock system's restrictive flow operated valves allowing the exhaust to breathe more freely unlocking horsepower (+20%) and torque (+20%),while simultaneously improving fuel economy. No Drone RSC® Technology available exclusively from CORSA Performance provides the driver with the best-in-class, in-cabin driving experience by eliminating all drone inducing frequencies while providing an aggressive exhaust note under acceleration and a quiet cabin at cruise. Featuring a straight-through muffler design, 3", 304 stainless steel construction, and a variety of tip and exit configurations, Nothing Compares to CORSA's exhaust line-up for the all new GM SUVs. The latest addition to CORSA's massively popular GM SUV exhaust Line-up for 2021+ GM Full Size SUVs Features CORSA's No Drone, Reflective Sound Cancellation (RSC®) Technology Dyno Proven Performance. Unlocks up to 20% additional Hosepower and Torque. Results under the curve. Vehicle Torque Limited. Features CORSA's Most Popular Sound Level for the GM SUV, Sport. CORSA's Sport Sound Level features a moderately aggressive cold start and heathy rumble under acceleration that returns to stock levels of quiet at cruise. Best-In-Class No Drone Quiet Cabin Driving Experience