The Ford Racing cold air intake box for 2016–2017 Focus RS is an open-element airbox bearing the RS logo and includes a K&N high-flow air filter. The cold-air inlet design promotes better breathing for increased horsepower while remaining compatible with production intake systems. It’s supplied as a purposeful bolt-on upgrade intended to improve airflow and engine response without extensive modification.
Ford Racing 16-17 Focus RS Cold Air Intake Box