The Injen SP short-ram intake for 2016–2018 Ford Focus RS (2.3L turbo) is a full replacement intake system featuring 6061-T6 aluminum tubing, a serviceable SuperNano-Web dry filter and a custom heat shield. Dyno-proven gains are listed around +17 hp and +20 ft-lb, with the system designed as a bolt-on swap using factory air inlet ducts. Not CARB-exempt; includes hardware and instructions and carries Injen’s limited lifetime warranty.
Injen 16-18 Ford Focus RS Polished Cold Air Intake