Engine
Active filters
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.
Protects the oil pump and cam plate from debris. Ideal when doing cam bearing work. Does not restrict oil flow; lowers oil temperature 5–10°F. Easy to install and clean. For use with OEM oil pumps only.
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.
Transparent cam cover designed to match Assault series air cleaners. Made in the USA.
- Versatile gasket kit for multiple engine applications
- Higher performance on imperfect surfaces
- Includes parts for head, base, covers and housings
Heavy-duty, super-high-tensile alloy construction; reinforced in crack-prone areas; replaces two-bolt and four-bolt top case OEM mounts; fits over studs and starter shaft; made in the U.S.A.