ManufacturerPart : 21156. From the market leaders and originators of No Drone Exhaust Technology, the CORSA Performance 2021+ Cadillac Escalade 6.2L V8 catback exhaust system features CORSA's Patented Reflective Sound Cancellation(R) (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 the Cadillac SUV.
