FEULING PARTS BA Series Air Cleaner Kit — Black, 2.5 in filter, fits 55 mm, 58 mm, 62 mm, 64 mm throttle bodies – 18-24 Softail, 21 Touring, 17-24 Trike, 20-22 CVO

Transform airflow and unlock measurable horsepower and torque gains across engines, with especially notable improvements on modified heads, intakes, or larger throttle bodies. 🚀

The one-piece design creates a clean appearance and simplifies installation compared with multi-stack construction.

Lengthened intake runners increase air velocity for a balanced dynamic flow, while a high-flow machined velocity stack optimizes opening diameter and internal taper.

OEM-style cylinder head breathing is preserved with optimized vent routing and a convertible backing plate that offers optional cylinder head venting.

Includes a washable, reusable 2.5 in wide air filter and one-piece filter cage; developed on the flow bench and dyno-tested for proven performance. 🇺🇸