The Stainless Works 3-inch catted downpipe for 2013–2018 Ford Focus ST (2.0L) is a full 3-inch route front to back, fitted with a V-band flange at the turbo and a two-bolt flange at the factory catback connection. It includes hangers and a flex joint and is supplied to work with either the OEM catback or Stainless Works catback systems, providing a direct-fit upgrade for improved exhaust flow in stock locations.
Stainless Works 2013-18 Ford Focus ST 3in High-Flow Cats Downpipe Factory Connection