Engine
Active filters
Quick 60 second install for a permanent trail-side fix. Rubber grommet expands to lock the stem; compatible with most tubeless rims. For offroad use only.
Durable replacement for inner tube air ports with tool-free installation.
Compact adapter for secure hose and connector joins; easy to install and maintain.
Lightweight anodized hose end engineered for universal hoses; precision-machined and sold individually.
Shields exposed hoses from abrasion and heat; durable spring steel construction and made in the USA.
Protects hoses from abrasion and heat.
Made in the USA.
Durable hose protector that shields hoses from abrasion and heat. Made from stainless spring steel. Made in the USA.
State-of-the-art compression release valves that reduce hot starts and lower starter and battery loads. Sold as a set and made in the U.S.A.
State-of-the-art design to reduce hot starts and starter/battery loads. Custom molded knobs, sold in pairs, made in the U.S.A.
Made to exact tolerances; does not include oil holes; made in USA.
- Made to exact tolerances for OE-style fit and wear.
- Made in the USA.
- Does not include oil hole(s); must be drilled after installation.
Stellite-tipped stainless-steel valve nitrided for improved wear resistance, corrosion protection, and reduced friction.
Designed for HD® Evolution OEM replacement. Machined from high‑grade metal with a corrosion‑resistant dark finish. Multipurpose alignment pins. Made in the USA.
High-density powdered metal valve seats for superior wear resistance and thermal stability. Tested for track and street use.
Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.
- Precision-machined bronze construction for durability
- Tapered nose to reduce port obstruction and improve flow
- Compatible with unleaded fuel and a range of valve‑stem materials
- Accepts top‑hat valve seals (sold separately)
- Made in the USA