Engine
Active filters
Coloured 90° tyre valves that replace original valves for easier pressure checks and added style.
Resists sealant build-up to prevent clogging, oversize stem for high-volume flow, and a removable two-piece valve for easy cleaning. Short and long stem fitments available.
Presta-compatible tubeless valve set with oversize stem for fast inflation and easy pressure control.
Two-piece body and removable core for quick cleaning; available short (16–24 mm) and long (23–31 mm) stems.
Prevents sealant clogging, oversize stem for fast inflation, removable valve for easy cleaning, available in short and long stem lengths.
- Resists sealant build-up and clogging at the valve for cleaner maintenance.
- Oversize stem for higher flow, faster inflation, and easier pressure control.
- Two-piece body with removable core for easy cleaning.
- Short 16–24mm and long 23–31mm stem lengths for wide rim compatibility.
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.
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.