Flowmaster Flow FX Direct Fit Dual Mode Muffler with Active Valve LB7 Duramax Thoroughly Remanufactured and Pressure Tested

Thoroughly Remanufactured and Pressure Tested - Crack-checked

new design compressor housing

this bracket (stay) secures your PPE Down-Pipe and prevents movement

and the ability to clear engine codes

Flowmaster Flow FX Direct Fit Dual Mode Muffler with Active Valve LB7 Duramax Thoroughly Remanufactured and Pressure TestedIntroducing the new Flow FX Active Dual mode muffler featuring our new W. A. V. E. Technology (Wireless Active Valve Exhaust) for all 2019 2026 GM Silverado Sierra 1500 (new body style) with 5. 3L engine. This direct fit replacement muffler has split personalities with a nice performance tone over the stock exhaust system, thanks to the Flowmaster Flow FX performance muffler. The system also features a high quality wireless controlled actuator valve