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FEULING PARTS BA Slim Air Cleaner Kit - Chrome/Clear for 2008-2017 Harley Twin Cam Models Part 5558-S
Regular price $679.95 USD
Category:
BA Slim Air Cleaner Kit - Chrome/Clear - Black Filter - '08-'17 Twin Cam
The FEULING PARTS BA Slim Air Cleaner Kit is designed to enhance performance and aesthetics for Harley-Davidson Twin Cam engines from 2008 to 2017. Featuring a slimmer cage, this air cleaner provides riders with increased right side leg clearance, improving comfort during rides. The high-flow billet aluminum velocity stack boasts an optimal opening diameter, with an outer lip and internal taper that promote better airflow and engine breathing. Included with the kit is a reusable high-flow air filter and a one-piece billet cage, ensuring durability and ease of installation compared to traditional multi-stack designs. The convertible backing plate offers optional cylinder head venting, providing OEM-style breathing while meeting emissions standards through strategically placed vent holes. Developed and tested on the flow bench, dyno, and proven on the track, this air cleaner delivers impressive horsepower and torque gains, especially on engines with modified or ported cylinder heads, larger throttle bodies, or aftermarket intakes. Manufactured in the USA, the FEULING PARTS BA Slim Air Cleaner Kit combines performance, style, and ease of installation for a clean, performance-oriented upgrade.
Features:
- Slimmer cage design for increased right side leg clearance
- High-flow billet aluminum velocity stack with optimal opening diameter
- Includes a reusable high-flow air filter and one-piece billet cage
- Clean look and easier installation compared to multi-stack designs
- Convertible backing plate with optional cylinder head venting
- OEM-style cylinder head breathing with optimized vent hole locations
- Flow bench tested, dyno proven, and track tested for performance
- Made in the USA





