The Borla CrateMuffler S-Type exhaust muffler is a universal-fit part with a 2.5-inch offset inlet and 2.5-inch center outlet in a 6-inch by 10.34-inch oval case with a 12-inch body and 16-inch overall length. It is tuned for the Coyote 5.0L V8 engine family. The muffler is directional, so its outlet end is marked by the mounting bracket welded to the endcap.

Part number: 400855

Borla crate muffler.

The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. The directional design provides the classic S-Type sound and will dramatically reduce, or eliminate drone on specified applications. When installed on cataloged applications, they will reduce, or eliminate drone. Add resonator 400938 to attain the Touring sound.