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FEULING PARTS BA Slim Air Cleaner Kit for Twin Cam - Chrome with Red Filter - Part #5447-S
Regular price $679.95 USD
Category:
BA Slim Air Cleaner Kit - Chrome - Red Filter - Twin Cam
Enhance your motorcycle's performance with the FEULING PARTS BA Slim Air Cleaner Kit designed specifically for Twin Cam engines. This high-flow billet aluminum velocity stack features an optimal opening diameter, outer lip, and internal taper to maximize airflow and horsepower gains. The kit includes a reusable high-flow air filter and a one-piece billet cage, providing a sleek, clean look that simplifies installation compared to traditional multi-stack designs. Its slimmer cage design offers increased right side leg clearance, improving rider comfort during operation. The convertible backing plate offers optional cylinder head venting, ensuring OEM-style breathing with precisely routed vent holes that meet emissions standards. Developed on the flow bench, dyno tested, and proven on the track, this air cleaner delivers impressive torque and horsepower improvements on any engine, especially those with modified or ported heads, larger throttle bodies, or upgraded intakes. Made in the USA, this kit combines performance, durability, and style in a compact, easy-to-install package that enhances your motorcycle's overall efficiency and aesthetic appeal.
Features:
- Slimmer cage design for increased right side leg clearance
- High-flow billet aluminum velocity stack with optimized opening diameter
- Includes a reusable high-flow air filter and one-piece billet cage
- Clean look and simplified installation compared to multi-stack designs
- Convertible backing plate with optional cylinder head venting
- OEM-style cylinder head breathing with optimized vent hole locations
- Developed and tested on flow benches and dyno for proven performance
- Impressive horsepower and torque gains on modified engines
- Made in the USA with quality craftsmanship





