Description
The Green Cotton Air Filter is a popular choice for Mk3 Focus RS owners as these are a special drop in filter which has deeper pleats (25mm) than the standard filters which offers greater filtration surface ideal for mapping cars so they can cope with increase in power. It also has and inverted cone at the top to allow greater airflow. Easy installation with increased performance and noise.
Available in green or special edition blue (only avaialble from Mk3 Focus RS Club).
