Engine
Active filters
Compact adapter for secure hose and connector joins; easy to install and maintain.
Lightweight anodized hose end engineered for universal hoses; precision-machined and sold individually.
Custom-colored clamps for braided copper, stainless steel, and rubber oil lines; fits most manufacturers' braided rubber hoses.
Transparent cam cover that matches Assault series air cleaners and allows internal inspection. Made in the USA.
Transparent cover for viewing internal engine components. Matches the Assault series air cleaners. Made in the USA.
Transparent cover for viewing internal engine components; matches Assault series air cleaners. Made in the USA.
Mounts S&S E/G or Keihin CV style air cleaners to Mikuni HSR 42/45 carburetors. Made in the USA.
Compact crankcase vent filter for reliable ventilation and easy installation.
High-quality neck post bearing for reliable steering and long-lasting performance.
- Bolt-on power: +40–50% on stock 107", 114" and 117" M‑Eight motors.
- Compressor and turbine housing with Garrett internals; plenum with integrated blow-off valve.
- Includes injectors, spark plugs, boost gauge with mount, oil feed/drain lines, custom cam cover, tune files, hardware and gaskets.
- Requires Thundermax ECM (sold separately). Does not fit Twin Cooled or non-removable fairing lowers. Offroad use only.
- Made in the USA.
Transparent cam cover designed to match Assault series air cleaners. Made in the USA.
Protects the oil sending unit sensor and connector; precision-machined for a snug, low-profile fit. Made in the USA.
Provides neat coverage for the oil sending unit sensor and connector. Made in the USA.