KOSO

Mini4 tachometer uses a LCD screen powered by an inner CR 2032 changeable battery that allows installation on any vehicle. With the small compact and user?friendly size, it is perfect for many...

The MS-01 multifunction meter is for enthusiasts who enjoy multiple readings from their ride. It features a modern negative LCD screen to display all of your information. Compact, lightweight and...

The 100% plug and play HD-05 series for 4 ½” gas tank mounted models features a tach and speedo combo with a programmable shift light with gear indicator. This gauge also features vital readings such...

The 100% plug and play HD-05 series for 4 ½” gas tank mounted models features a tach and speedo combo with a programmable shift light with gear indicator. This gauge also features vital readings such...

The Koso oil dipstick is a fast and simple solution to verifying oil level as well as temperature with one glance. The push to power technology provides the ability to check your bike’s oil vital...

Koso Optional Cylinder Head Sending Unit 14 Mm K1001R14

Koso Oxygen Sensor Plug Bg001801

The Koso 240° camshaft increases power and torque compared to the stock camshaftCan be used with a stock engine, or for optimal gains, use with the Koso 170cc Big Bore KitNot legal for use in...

Koso Piston/Ring Kit Replacement Part Md623000

Koso Plug And Play Rx-3 Connector Hon Bz001001

Includes tachometer, hour meter, thermometer, volt meter, shift lightWide and bright backlit screenRPM and temperature warning

The Proton water temperature meter will provide you with  a precise reading of your engines coolant temperatureDesigned to function on virtually  any motorsport vehicle as it operates with  a CR2032...