Cat Back Exhaust Kit 19- GM P/U 1500 5.3L Brake Rotors completely sealing the air box

completely sealing the air box for maximum pressurization and further insulation against heat-soaking

This downpipe utilizes an optimized diameter configuration to maximize exhaust flow while maintaining proper gas velocity

create an intake that provides power

Exhaust System - Touring - Cat-Back - 2

5 to 3 in Inlet Pipe Diameter - 3 in Round Outlet - 12 in Long - Single Wall - Cut Edge - Angled Cut - Stainless - Polished - Each

Cat Back Exhaust Kit 19- GM P/U 1500 5.3L Brake Rotors completely sealing the air boxExhaust System FlowFx Cat Back 3 in Diameter Single Side Exit 4. 5 in Black Ceramic Tip Stainless Natural 5. 3 L GM Fullsize Truck 2019 20 Kit