Engine
Active filters
Enhances the center of the oil cooler trim with a stylish guard. Easy to install and built in the USA.
Dresses up the oil cooler area with matching vent‑screen material; easy to install. Made in the USA.
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.
Strong hose clamps with positive grip, easy ear-clipping removal, and a snag-free design.
360° Stepless® ear clamps with a 5 mm band for concentrated seal compression. Tampering visible; lightweight design. Side jaw clamp pincher tool sold separately.
360° Stepless® ear clamps with narrow 5 mm band, tamper-evident, lightweight, and reduced edge damage risk.
Stepless® ear clamps with 360° stepless inner surface and narrow 5 mm band for concentrated seal compression.
360° Stepless® ear clamps with a narrow 5 mm band for concentrated sealing. Tamper-evident and lightweight; side jaw tool sold separately.
Stepless® ear design for gap-free inner sealing and even compression.
Mounts S&S E/G or Keihin CV style air cleaners to Mikuni HSR 42/45 carburetors. Made in the USA.
Tubeless valve stem with full-length threading and lock nut for secure fit and reliable air retention.
- 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.