The Stainless Works 3" catted downpipe for 2016–2017 Ford Focus RS 2.3L replaces the factory downpipe with a high-flow 3" lead that improves exhaust flow. It includes hangers and a flex joint, a 2-bolt flange at the turbo and a flared outlet for the factory catback connection. Works with the OEM or Stainless Works catback for a complete exhaust upgrade.
Stainless Works 2016-18 Ford Focus RS 3in High-Flow Cats Downpipe Factory Connection