aFe Momentum Intake Replacement Air Filter w/ Pro DRY S Media (21-91148) 14 The Mk3 Focus ST Touring

The Mk3 Focus ST Touring Edition Exhaust brings it when you're ready

View the 22-425P vehicle applications to determine the legal status for each vehicle

The muffler cover is then installed forming a seal with the factory gasket

Replacement air filter part number X-1020-BB

This new high flow catalytic converter is already seeing horsepower gains in the Honda Civic Si community throughout the entire power band with peak gains of 7 wheel horsepower and 18 ft-lb of torque

aFe Momentum Intake Replacement Air Filter w/ Pro DRY S Media (21-91148) 14 The Mk3 Focus ST TouringPro DRY S Filter Media: This filter features three layers of oil free synthetic media and requires no oil during maintenance to provide maximum convenience. Its progressive layering provides great filtration efficiency and dust holding capacity, while its inverted top makes for more filter surface area, resulting in longer service intervals. This media is best suited for street and light off road use. Pro DRY S filters are easily recharged with aFe's