Sinister Diesel 4" Inlet/Outlet Universal Stainless Steel Muffler

Maintain a rich, deep bellow from your exhaust all while reducing in cab drone with this Stainless Steel Muffler From Sinister Diesel. This muffler features a 4" inlet/outlet with a 30" overall length making it easy to install on almost any aftermarket 4" exhaust. The internal design of this muffler promotes a rich exhaust tone out the back while reducing in cab drone.