3.0 Inch Cat-Back Sport Single Side Exhaust 4.0 Inch Black Tips 99-06 Silverado/Sierra 119 Inch Wheelbase 4.8L/5.3L V8 Stainless Steel Corsa PerformanceCorsa's Patented Reflective Sound Cancellation (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.Features: 3.0 Inch Cat-Back Exhaust System Single Side Exit with Sport Sound Level Twin 4.0 Inch Black Tips Patented No Drone, Reflective Sound Cancellation (RSC) Technology Custom Tuned, Aggressive Exhaust Note No Drone At Cruise 304 Stainless Steel Construction Better Than Stock Dual Walled, Black PVD Stainless Steel Tips Lighter Than Stock Easy Bolt-On Installation Detailed Printed Instructions Included No Welding Required Limited Lifetime Warranty Made in the U.S.A. Sold As A Kit Fits Vehicles: 1999-2007 Chevrolet Silverado 1500, Regular Cab/Standard Bed, 4.8L V8, 119 Inch Wheelbase 1999-2007 Chevrolet Silverado 1500, Regular Cab/Standard Bed, 5.3L V8, 119 Inch Wheelbase 1999-2007 GMC Sierra 1500, Regular Cab/Standard Bed, 4.8L V8, 119 Inch Wheelbase 1999-2007 GMC Sierra 1500, Regular Cab/Standard Bed, 5.3L V8, 119 Inch Wheelbase Note: Every Corsa exhaust system is engineered and designed to match the unique properties of the vehicle it is designed for to deliver perfect fitment and performance Corsa does not recommend or recognize purchases and installation on unspecified vehicles