Banks Power Stainless Steel Exhaust Muffler 4 Inch Inlet and Outlet W/hardware 99-03 Ford 7.3L 2007-5-2009-6-7l-24v-cummins 5 inch boost tubes

5 inch boost tubes

unlike other brands

5 Inch Radius Arm Brackets

Increased Capacity and Improved Cooling

10" OnX6+ Driving/Combo

Banks Power Stainless Steel Exhaust Muffler 4 Inch Inlet and Outlet W/hardware 99-03 Ford 7.3L 2007-5-2009-6-7l-24v-cummins 5 inch boost tubesMonster Exhaust Benefits. Replacing the restrictive stock muffler with Banks free flowing Monster muffler makes a huge difference in airflow, sound and performance. The Banks muffler has a large inlet and outlet. And in between, the exhaust flows straight through, instead of torturously winding its way back and forth inside hairpin chambers and building up back pressure. And only Banks Monster muffler has an expansion chamber to alleviate the nasty