Don’t let the rain slow you down! The Performance Machine Pullover Rain Sock is now available for the all-new C4 Air Cleaner. Designed to fit seamlessly over the C4’s high-flow filter, this protective mesh screen keeps water out while allowing maximum airflow. The adjustable elastic opening ensures a secure fit, so you can ride with confidence in unpredictable weather. Keep one in your bag for those unexpected downpours. Stay on the road, rain or shine!