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Each muffler is equipped with dual 4" round polished T-304 stainless steel tips
increases airflow volume and reduces intake temperatures
the COBB Fiesta ST Hard Pipe Kit removes restriction and improves airflow to the engine of your Fiesta ST
OTA kit totally replaces the original car filtration box (stock air-box)
5 SKYACTIV-G TURBO
COBB 61FX11 FORD Focus ST Stage 1 Power Package w/V3 ymm_84 Each muffler is equipped withThe Accessport V3 is the world's best selling, most flexible ECU upgrade solution for Ford. Unlock power hidden within the vehicle by replacing conservative factory settings with more aggressive calibrations. Upgrade forever with off the shelf (OTS) calibrations for most bolt on modifications. It's the last engine management solution you'll ever need. COBB High Flow Filters are designed to permit very high flow rates, minimize restriction, maximize