Sport / 3.0 in Cat-Back SSE 4.0 in Twin Tips | 2019-2023 Silverado Sierra, Denali 5.3L 157WB (21031) Tip Finish:Polished *Create the Xtreme Sound Level

*Create the Xtreme Sound Level by adding Part # 14396

Recommended for High-performance street vehicles looking for maximum Horsepower and Torque gains

Increase an Axle-Back's sound and performance by adding the CORSA Double X-Pipe

2009-2014 GMC Yukon Denali XL 6

Sport / 3.0 in Cat-Back SSE 4.0 in Twin Tips | 2019-2023 Silverado Sierra, Denali 5.3L 157WB (21031) Tip Finish:Polished *Create the Xtreme Sound LevelVEHICLE FITMENT 2019 2023 Chevrolet Silverado 1500 5. 3L V8 Crew Cab Standard Bed 157" Wheelbase 2019 2023 GMC Sierra 1500 5. 3L V8 Crew Cab Standard Bed 157" Wheelbase 2019 2023 GMC Sierra Denali 1500 5. 3L V8 Crew Cab Standard Bed 157" Wheelbase PRODUCT DESCRIPTION 3. 0" Cat Back, Single Side Exit with Twin 4. 0" Polished Pro Series Tips Sport Sound Level INSTALLATION Installation Instructions YEARS: 2019, 2020, 2021, 2023