Sinister Diesel 4in. Inlet Universal Stainless Steel Muffler - SD-U4M-01-20

So your modified diesel truck is putting out the rich sound you want, except not where you want it: the cab. With the Sinister Diesel Stainless Steel Muffler, you can reduce the road drone in your...

If you're looking to add the aggressive look of an aftermarket diesel exhaust to your diesel truck on a budget, Sinister Diesel provides a great selection of exhaust tips that will definitely get...

Give your truck a more aggressive look with this Sinister Diesel black exhaust tip. It has a simple, aftermarket appearance that will make your Powerstroke, Cummins, or Duramax truck appear more...