Mishimoto Air Intake for Ford Focus RS 3in Aluminum Pipe Full Replacement Kit

Mishimoto Air Intake for Ford Focus RS — 3in Aluminum Pipe Full Replacement Kit Direct-fit performance upgrade for 2016–2018 Ford Focus RS. This full replacement intake swaps the OEM airbox and intake pipe with a precision-engineered system that improves flow, reduces pressure drop, and yields reliable power gains without tuning. Complete kit: 3" aluminum intake pipe routing to the turbo, custom airbox, brackets, and hardware for a true bolt-on installation. Improved airflow: Open-top airbox design and exposed high-flow filter reduce pressure drop while sealing to the hood for protected, cold-air induction. Factory inlet compatibility: Uses OEM air inlet ducts and includes weather stripping to prevent movement and ensure a secure fit. Proven gains: Hundreds of road miles and dyno runs show repeatable increases up to 12 hp and 15 ft-lbs torque on a stock tune. No modification required: No cutting or trimming of factory components; direct bolt-in replacement. Mishimoto Lifetime Warranty: Backed by industry-leading warranty and engineering support. Engineered and tested for fit, function, and durability. Visit our engineering blog for detailed testing data and installation guidance.