KOSO North America

Improve filtering efficiency and raise the engine output performance High-quality foam filter that is easy to assemble and disassemble Suitable fo...

Multi air filter intake increases airflow, improves filtering efficiency and raises the engine's output performance High-quality foam filter is...

Throttle body manifold gasket for use with OE or aftermarket manifolds

Replacement gasket kit for Koso 170CC Big Bore Kit

Increases the oil flow by 40%, helping to prevent engine failure Keeps the engine lubricated to optimize performance Recommended for bikes wi...

Optional camshaft kit can be used with stock engine, but delivers improved results when used with 170cc Big Bore kit Banjo bolt kit designed fo...

Optional camshaft kit can be used with stock engine, but delivers improved results when used with 170cc Big Bore kit

Aluminum washer included Sensor not included

Aluminum washer included Sensor not included

LED indicator in the mirror's shell Mirror dimensions: 3 -11/16" height, 1-1/2" depth

Large display mirrors for motorcycle These mirror fit M8 and M10 size with black matte stem and shell

Measures approximately 8-1/16" from farthest tip of mirror to stem base and 6-5/16" height Standard 10mm thread

Measures approximately 8-1/16" from farthest tip of mirror to stem base and 6-5/16" height Standard 10mm thread

Adjustable screws can suit any smartphone size, even those with thick cases Inductive charger allows you to charge your device without any conn...

Heated devices for the user that does not want to commit to changing their grips but still want to maintain the comfort of heated grips Easy pl...

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-and-pla...

Clamp-on grips do not need adhesive External temperature controller For use with twist throttle; includes interchangeable throttle cams Req...

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-an...

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-an...

Integrated temperature level thumb switch Fitment designed exclusively for Harley models allowing for a quick and simple installation Five te...

Integrated temperature level thumb switch Fitment designed exclusively for Harley models allowing for a quick and simple installation Five te...

Durable construction and plenty of heat output Five levels of temperature adjustment Set includes connecting wire with heater switch and handlebar...

Five level temperature controller allows you to adjust the temperature to desired comfort level Made of special rubber material that is resista...

Five level temperature controller allows you to adjust the temperature to desired comfort level Made of special rubber material that is resista...

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-an...

Durable construction with adjustable heat control Feature multi-adjustment switch LED indicator with multi levels Short circuit protection ...

Durable construction with adjustable heat control Feature multi-adjustment switch LED indicator with multi levels Short circuit protection ...

Keep your hands warm Feature multi-adjustment switch LED indicator with multi levels Short circuit protection cuts power to the grips in th...

Keep your hands warm Feature multi-adjustment switch LED indicator with multi levels Short circuit protection cuts power to the grips in th...

Easy adjustable screws, located on the back, lock the desired positioning securely into place Fits 7/8” to 1-1/4” handlebars Six-way adjustab...