Active filters
Precision-made at leading OEM factories in Japan. Produced to exact OEM specifications for reliable performance and long service life.
Precision main bearing made to OEM specifications for reliable performance.
Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.
CNC-machined base plate with high-performance polyurethane isolator bushings. Made in the U.S.A.
Adjustable front stabilizer link for HD Touring frames with reverse-thread rod end and ARP stainless bolts; available in black anodized, gold anodized, or machined finish. Made in the USA.
Adjustable front stabilizer link for HD Touring Frame with reverse-thread rod end and ARP stainless bolts. 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.
- 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.
Lighter and stronger than stock with CNC-machined construction and included hardware. Made in the USA.