K&N Air Filter Wrap - Black - 4.313in Base ID x 4.75in Top ID x 6.75in H - 100-8521DK fits_2016-2018`Ford`Focus`RS Boasting a 33mm 2 point

Boasting a 33mm 2 point adjustable front sway bar and 20mm 3 point adjustable rear sway bar

Once the kit is installed

This kit is designed as a direct fit application and requires no modifications to the vehicle

To Maintain Appearance Clean Regularly With Corsa Performance 3 Step Cleaning Kit

K&N Air Filter Wrap - Black - 4.313in Base ID x 4.75in Top ID x 6.75in H - 100-8521DK fits_2016-2018`Ford`Focus`RS Boasting a 33mm 2 pointThe K&N Drycharger is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers, contain uniform micron sized openings that allow high air flow. Yet, due to the Drychargers silicone treated polyester wrap, the amount of water that reaches the air filter or flame arrestor is limited. Features & Benefits Durable silicone treated polyester