Corsa 19-21 Silverado/Sierra 1500 5.3L 3" Sport Cat-Back (21030)
Corsa Sport cat-back for the 2019-2021 Silverado/Sierra 1500 5.3L Crew Cab Standard Bed includes 3" stainless steel mandrel-bent tubing, muffler, and a dual exit with 4" tips. This system features Corsa's Patented RSC® Technology designed to provide an aggressive sound under acceleration and a drone free experience during cruise.
+57% Flow, +17 Horsepower, +15 Torque
Note: DOES NOT FIT WITH MAX TOW PACKAGE - No Clearance for Wiring Harness.