I am looking at putting a new exhaust system on my F350 PSD and wanted to know if there were any suggestions on the best model/manufacturer.
Do they really make a difference in the performance of the truck?
Is 4" fine to do I need to look at a 5"?
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
Do they really make a difference in the performance of the truck?
![Sweet ;Sweet ;Sweet](/styles/default/xenforo/smilies/Thumbup19.gif)
Is 4" fine to do I need to look at a 5"?
![Really ;Really ;Really](/styles/default/xenforo/smilies/Really.gif)