Mounts S&S E/G or Keihin CV style air cleaners to Mikuni HSR 42/45 carburetors. Made in the USA.
Active filters
Split locknuts with 9/32"-32 thread for secure tappet adjuster retention.
Made in the USA; durable and vibration resistant.
Aircraft-grade tubing pushrods with heat-treated steel tips; fits stock stroke lengths. Made in the USA.
- 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.
Complete hardware set for inner primary installation. Made in the USA.
Includes all hardware required to install an inner primary. Made in the USA.
Complete axle spacer and nut kit with polished spacers, nuts, and precision-machined washers. Made in the USA.
Kit with polished plated spacers, nuts and machined washers. Made in the USA.
Complete motor mount bolt kit with heat-treated bolts, locknuts, and heavy-duty washers; made in the USA.