Stage I Air Filter Arlen Ness (manufacturer's ref: 18-498) — designed for cruisers and touring bikes, this Big Sucker™ kit provides a clean and efficient solution to enhance the V-Twin's breathing without heavy modifications. Its round Stage I design fits behind the original cover and maintains the original aesthetic while offering optimised airflow.
- Concealed breather: each outlet is equipped with O-rings at the cylinder heads and connects directly to the injector/fuel entry, ensuring effective engine ventilation without additional hoses.
- Radius air inlet: design that minimises obstructions and facilitates smooth airflow to the engine.
- Monoblock support plate: machined aluminium structure with integrated breather technology for a clean and durable installation.
- Synthetic filtering media: round shape, natural finish, water-resistant for consistent longevity and performance.
- Compatibility: mounts with the OEM filter cover; mounting hardware and instructions included.
Ideal for Harley-Davidson touring bike owners (e.g. Electra Glide, Road King, Road King Classic 1450 cc - listed years 2001), this kit is suitable for those seeking a simple, aesthetic, and reliable solution to enhance engine ventilation without external accessories.
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