Description
Flowmaster 40 Series Delta Flow Muffler 3" Center Inlet 2.5" Dual Outlet DK1324531SFI 2008 2012 Chevrolet Express 3500 WEI7155 2008 2012 Chevrolet Express 3500 Reduced wind age around the crank and turbulence in the sump means horsepower savings and improved oil control for your engine Manufacturer of performance exhaust systems 3 styles of our exclusive “laminar flow” mufflers and a new line of FlowFX “straight through” performance mufflers