Flowmaster Flow FX Direct Fit Dual Mode Muffler with Active Valve LB7 Duramax 00 will be added at

00 will be added at checkout

Thoroughly Remanufactured and Pressure Tested - Crack-checked

New fuel level electronics and fuel float

25 Foot Coiled Air Hose

Industrial Injection remanufactured injectors provide what should be expected of a new set—using OE components and a Bosch remanufacturing process to ensure matching

Flowmaster Flow FX Direct Fit Dual Mode Muffler with Active Valve LB7 Duramax 00 will be added atIntroducing 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