Upgrading to a 4 inch exhaust pipe stainless
If you've been looking directly into getting a 4 inch exhaust pipe stainless for the truck or top-end rig, you've probably realized that not all metal will be created equal. It's one of these upgrades that appears simple around the surface—just a metal tube, right? —but the moment you begin digging into the particular specs, you're hit with different grades of steel, wall structure thicknesses, and flex types. It's enough to make anybody wish to just stick with their rusty stock setup, yet don't quit simply yet. ...