Mishimoto MMAI-CIV-17SIRD Performance Air Intake Compatible With Honda Civic Si 2017-2021 Red

Direct fit for the 2017-2021 Honda Civic Si Dyno-proven maximum gains of up to 4 whp and 4 wtq on the stock tune with 37% less restrictive than stock intake system Smooth design eliminates restrictions and improves airflow Highly aggressive intake tone under acceleration Aluminum intake pipe includes CNC-machined MAF housing and comes with the Mishimoto Lifetime Warranty