KOSO North America

Simple and reliable alternative to gluing sensor magnet to a bolt or rotor

Simple and reliable alternative to gluing sensor magnet to a bolt or rotor

Simple and reliable alternative to gluing sensor magnet to a bolt or rotor

Designed to install RX4 TFT Multimeter (sold separately) Easy to install

Designed to install RX4 TFT Multimeter (sold separately) Easy to install

Easy-to-read, clear needle display including a digital multi-function indicator box with five indicator lights Backlight with adjustable brig...

Easy-to-read digital LCD display with white backlight Displays speed (0-225 mph; 0-360 km/h), digital and bar graph tachometer, odometer, dual ...

Specifically designed for use on dirt bikes and ATVs Internal battery allows use on models without 12V power source Easy-to-read digital LCD ...

Designed to help install popular meters on Suzuki SV650 carbureted or injected models

Extension wire for for Mini4-IFR meter (part # 2212-0813)

High power ignition coil Provides a stronger spark and more horsepower Smoother idling and acceleration 2022-2024 Honda Z125M Monkey ABS - - ...

High power ignition coil Provides a stronger spark and more horsepower Smoother idling and acceleration

Integrated thumb switch enables riders to easily scroll through 5 temperature levels without taking a hand off the handlebars Color LED indicat...

Dual headlight gives a custom look while providing powerful LED brightness Light weight and durable CNC aluminum housing that can be installed ...

Features a light weight but durable aluminum housing and is one of the only headlights on the market today to be produced using CNC technology. ...

Combining throttle body with intake manifold will allow a better air/fuel mixture for quicker throttle response Control the amount of air flowi...

Combining throttle body with intake manifold will allow a better air/fuel mixture for quicker throttle response Control the amount of air flowi...

Highly visible, backlit digital display Allows more precise tuning Programmable warning alerts rider of too lean or too rich ratio Displays...

Adapts fuel injectors to work with Koso intake manifold

Allows you to monitor and adjust air/fuel mixture for more power and peak performance Specially designed to help tune carbureted or fuel-inject...

Ideal engine part to complete Koso's big bore kit Unique four-valve design increases air flow and performance Provides more power and torque Featu...

Ideal engine part to complete Koso's big bore kit Unique four-valve design increases air flow and performance Provides more power and torque ...

Can be used with stock engine, but for better results use with the Koso's 170 cc big bore kit APPLICATION INTAKE / EXHAUST INTAKE LIFT 8.50 ...

Compression ratio of 11.5 to 1

Includes ceramic coated cylinder, 61 mm forged piston, rings, pin, gasket kit and banjo bolts Compression ratio of 11.5 to 1 Optional camshaf...

Aluminum washer included Sensor not included

Aluminum washer included Sensor not included

Aluminum washer included Sensor not included

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 hand...

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...