KOSO Motorcycle Accessories – Heated Grips, Lighting, Speedometers & More
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Koso O2 SENSOR - WIDEBAND BOSCH LSU 4.9
$268.95 AUD
Our A/F Ratio sensor is a wide band BOSCH oxygen sensor that fits on the DL-03A Gauge with Wideband Air/fuel Ratio & RPM Specifications Wideband Bosch LSU 4.9 Lambda Oval...
Koso EGT Sensor | Fast Response (clamp included)
$220.95 AUD
Specifications Fast Response (28-CKTYPEX) sensor. Sensor wire length: 66'' Clamp size : 40-60mm Clamp Included
Koso EGT Sensor | Standard Response (clamp included)
$181.95 AUD
Specifications Standard (28-CKTYPE9) sensor. Sensor wire length: 66'' Clamp size : 40-60mm Clamp Included
Koso O2 SENSOR | LSU 4.2 - A/F Ratio Sensor - Wideband
$268.95 AUD
Our A/F Ratio sensor is a wide band BOSCH oxygen sensor that fits on the X-2 Boost Gauge with Wideband Air/fuel Ratio & Temperature Specifications Wideband Bosch LSU 4.2 Lambda...
Koso Exhaust rocker arm | for 4V head | for Honda GROM® and Monkey®
$130.95 AUD
*Does not fit 2022+ models WARNING THIS IS AN AFTERMARKET PART BUILT FOR RACING PURPOSES ONLY. KOSO IS NOT RESPONSIBLE FOR ANY DAMAGES CAUSED TO THE PARTS, VEHICLE, OR TO...
Koso Intake rocker arm | for 4V head | for Honda GROM® and Monkey®
$130.95 AUD
*Does not fit 2022+ models WARNING THIS IS AN AFTERMARKET PART BUILT FOR RACING PURPOSES ONLY. KOSO IS NOT RESPONSIBLE FOR ANY DAMAGES CAUSED TO THE PARTS, VEHICLE, OR TO...
KOSO O2 SENSOR | Aluminum Washer for Bung Cap
$5.95 AUD
Specifications aluminum washer O2 Cap only for Air/Fuel Ratio meters
Koso HEATED GRIP CONTROL BRACKET
$15.95 AUD
This is a replacement bracket for your Koso 5 level heated grip controller.
KOSO EXTENSION | Water Temperature Sensor
$38.95 AUD
Water Temperature Sensor Extension for Water Temperature Sensor (BF550023). Specifications fits on EGT-02R Dual EGT with water temperature and RPM
KOSO 40" EXTENSION | Temperature Sensor | with Waterproof JST Connector
$30.95 AUD
Specifications (R= Range U=Unit) Fits on: Temperature Sensor – with JST Connector Cylinder Head Temperature Sensor – with JST Connector
KOSO 40" EXTENSION | Temperature Sensor | with Black Connector
$19.95 AUD
Specifications Fits on: Temperature Sensor – with Black Connector Cylinder Head Temperature Sensor – with Black Connector
KOSO NGK Spark Plug
$34.95 AUD
This spark plus is the best one to fit your newly modified Honda Grom® or Honda Monkey® with the Koso 170cc big bore kit. It is designed to give you...
Koso Exhaust valve | for 4V head | for Honda GROM® and Monkey®
$78.95 AUD
*Does not fit 2022+ models WARNING THIS IS AN AFTERMARKET PART BUILT FOR RACING PURPOSES ONLY. KOSO IS NOT RESPONSIBLE FOR ANY DAMAGES CAUSED TO THE PARTS, VEHICLE, OR TO...
Koso Intake valve | for 4V head | for Honda GROM® and Monkey®
$78.95 AUD
*Does not fit 2022+ models WARNING THIS IS AN AFTERMARKET PART BUILT FOR RACING PURPOSES ONLY. KOSO IS NOT RESPONSIBLE FOR ANY DAMAGES CAUSED TO THE PARTS, VEHICLE, OR TO...
KOSO Exhaust gasket | for 4V head | for Honda GROM® and Monkey®
$20.95 AUD
*Does not fit 2022+ models WARNING THIS IS AN AFTERMARKET PART BUILT FOR RACING PURPOSES ONLY. KOSO IS NOT RESPONSIBLE FOR ANY DAMAGES CAUSED TO THE PARTS, VEHICLE, OR TO...
Koso LED FLASHER RELAY
$43.95 AUD
Once you replace your regular bulbs by LED indicators, the resistance is very small compare to the original flashers. Therefore, the bike couldn’t identify whether the flashers are installed or...
KOSO Wire Harness | for Zenith LED Headlight for Harley-Davidson® (Road King 2014+)
$38.95 AUD
Optional wire harness for Road King 2014+ models. Fitment chart Compatible with: Zenith LED headlight for Harley-Davidson® (GA030100) Specifications (R= Range U=Unit) Fits Road King 2014+
KOSO Wire Harness | for Zenith LED Headlight for Harley-Davidson® (Bagger 2014+)
$38.95 AUD
Optional wire harness for Bagger 2014+ models. Fitment chart Compatible with: Zenith LED headlight for Harley-Davidson® (GA030100) Specifications (R= Range U=Unit) Fits Bagger 2014+
KOSO Clutch X-Power Rollers | for 50-90cc (4g)
$38.95 AUD
Hi-performance rollers designed for performance or racing. Specifications Fits 50cc and 90cc Weight: 7g Pack of 6 rollers Dimension: D15X12mm
KOSO Thermal insulation gasket (Oval) | for Honda GROM® and Monkey®
$28.95 AUD
*Does not fit 2022+ models Replacement Intake Manifold Paper Gaskets – Oval port for Koso 4V Head Specifications for Oval port for Koso 4V Head only fits Honda GROM® and...
Koso GROM INTAKE MANIFOLD PAPER GASKET EACH (OVAL FOR 4V HEAD)
$13.95 AUD
*Does not fit 2022+ models Replacement Intake Manifold Paper Gaskets – Oval port for Koso 4V Head Specifications for Oval port for Koso 4V Head only fits Honda GROM® and...
Koso GROM INTAKE MANIFOLD PAPER GASKET (ROUND)
$13.95 AUD
*Does not fit 2022+ models Replacement Intake Manifold Paper Gasket Specifications fits Honda GROM® and Monkey®
Koso AIR PRESSURE SENSOR KIT | for HD-03 4 pieces LCD meter kit and D2 meter for Baggers 2014-2023
$239.95 AUD
Compatible with: HD-03 4 pieces LCD meter kit for Harley-Davidson® (BA064902) D2 multifunction meter for Harley-Davidson® (BA080030) Specifications (R= Range U=Unit) Extension Length 180cm.
Koso 15’ extension wire for infrared meter
$47.95 AUD
This Extension wire for EGT sensors has a Length of 15' (180"). Specifications (R= Range U=Unit) Extension Length is 15ft (180").
Koso 10’ extension wire for infrared meter
$42.95 AUD
This Extension wire for EGT sensors has a Length of 10' (120"). Specifications (R= Range U=Unit) Extension Length is 10ft (120").
Koso 6’ extension wire for infrared meter
$38.95 AUD
This Extension wire for EGT sensors has a Length of 6' (72"). Specifications (R= Range U=Unit) Extension Length is 6ft (72").
Koso WINKER WIRE ADAPTER (PAIR) - GROM 14+
$36.95 AUD
This is a KOSO WINKER WIRE ADAPTER (PAIR) - GROM 14+
KOSO EXTERNAL THUMB SWITCH | for EX-02 meters
$47.95 AUD
External Thumb Switch with JST Waterproof Connector Specifications (R= Range U=Unit) Fits on EX-02 meters For 7/8″ or 1″ handlebar
KOSO EXTERNAL THUMB SWITCH | for RX-2NS - RPM Data Logger
$47.95 AUD
External Thumb Switch - for RX-2NS RPM Data Logger Specifications (R= Range U=Unit) Fits on only RX-2NS RPM Data Logger For 7/8″ or 1″ handlebar
Experience precision engineering and innovative technology with our range of KOSO motorcycle accessories. Trusted by riders worldwide, KOSO specializes in high-performance motorcycle parts including heated grips, indicators, lighting solutions, and digital speedometers.
Whether you are upgrading your dash for more accurate readouts, enhancing your bike’s visibility with stylish LED lighting, or ensuring cold-weather comfort with reliable heated grips, KOSO products deliver unmatched quality and performance. Built for durability and accuracy, KOSO accessories are perfect for street bikes, touring bikes, and performance motorcycles alike.
Explore KOSO Motorcycle Parts
- Heated Grips
- Indicators
- Lighting
- Speedometers
Get ready to elevate your riding experience with KOSO motorcycle parts. Precision, reliability, and style come together to offer upgrades you can trust on every ride.