The Stainless Works 3-inch catback for 2013–2018 Ford Focus ST (2.0L) uses 304 stainless construction with a vintage round muffler and two mirror-polished 4-inch slash-cut conical double-wall tips. The system includes hangers, clamps and adapters to mate to the factory connection point, plus a second flanged adapter that allows connection to a Stainless Works 3-inch downpipe to create a full 3-inch exhaust.
Stainless Works 2013-18 Ford Focus ST 3in Catback Vintage Round Muffler 4in Tips