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KOSO28MM KCR Carburetor
$195.99The Koso round slide KCR carburetor is designed to maximize the air/fuel ratio for a better performance for 4-stroke engine. Built from the best qu...
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KOSO5-Level Heated Grip 7/8" + 7/8"
$108.99Our elegant grips made for ATV and snowmobile use a revolutionary heated structure that delivers heat faster than ever. The 5-level temperature con...
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KOSO5-Level Heated Grip 7/8" + 7/8" with heated thumb
$124.99Our elegant grips made for ATV and snowmobile use a revolutionary heated structure that delivers heat faster than ever. The 5-level temperature con...
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KOSOAC/DC converter
$65.99This small AC/DC Converter made of aluminum will convert AC power into DC power. The AC/DC converter’s compact size and strong resistance make it t...
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KOSOAdjustable RPM signal filter
$46.99This Adjustable RPM Signal Filter helps to stabilize bouncy RPM reading on your meter. Its adjustable function from 0 to 100 kΩ makes it ideal for...
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KOSOApollo Heated Grip 7/8" + 7/8"
$210.99Our Apollo heated grips are designed with an integrated adjustable thumb switch, which allows them to easily fit on most ATVs and snowmobiles on th...
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KOSOApollo Heated Grip 7/8" + 7/8" + thumb
$226.99Our Apollo heated grips are designed with an integrated adjustable thumb switch, which allows them to easily fit on most ATVs and snowmobiles on th...
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$31.99Sale -
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KOSOCNC Voltmeter
$86.99This LED volt meter is built in a nice and compact CNC aluminum casing. The green, yellow and red LED will help you to know the strength of your ba...
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KOSOCylinder head temperature sensor 0-150°C
$39.99The DB-03R is a multifunction meter with a modern casing that provides necessary critical readings. The DB-03r features all standard indicators nee...
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KOSOCylinder head temperature sensor 0-250°C
$57.99The DB-03R is a multifunction meter with a modern casing that provides necessary critical readings. The DB-03r features all standard indicators nee...
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KOSODB-01R+ Speedometer
$350.99Our DB‑01R+ multifunction meter is an upgraded version of our popular DB‑01R multifunction meter. Perfect for motorcycles, street fighters or dual‑...
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KOSODB-02 Digital LCD Meter
from $355.99This DB‑02 multifunction meter was especially made to fit your off‑road needs. Its small inner battery makes it usable on all dirt bikes and ATV’s ...
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KOSODL STYLE Universal Tachometer
$246.99The DL style meter serie is built using a reverse LCD screen that gives it a unique look as they become completely dark when turned off. Another g...
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KOSODL-01T Water temperature meter
$201.99Koso’s DL‑01 meters use a reverse LCD display so when the meter is turned off, the screen is deep black.
$201.99Sale -
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KOSODL-01V Voltmeter
$208.99The DL-01V Volt meter will give you the status of your battery at all time. This voltage meter’s backlight makes it easy to read even at night. The...
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KOSODL-03A, Air/Fuel ratio & RPM data logger
from $579.99The DL-03A is the newest addition into our lineup of multifunction meters which features air fuel ratio reading, RPM and playback ability to opti...
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KOSOEGT sensor fast response (clamp included)
$166.99Fast Response (28-CKTYPEX) sensor. Clamp size : 40-60mm Clamp Included
$166.99Sale -
Sale
KOSOEX-02 Enduro Speedometer
$159.99Developed by Enduro riders and made especially for them, this EX‑02 speedometer is the perfect solution for all Enduro applications. Lightweight, c...
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KOSOExternal thumb switch pour RX-2NS
$36.99External Thumb Switch – for RX-2NS RPM Data Logger Fits on only RX-2NS RPM Data Logger For 7/8″ or 1″ handlebar
$36.99Sale -
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KOSOGEAR Indicator
$232.99Gear indicatorR: N, 1, 2, 3, 4, 5, 6 Effective temperature range14 ~ 140 °F (‑10 ~ 60 °C) Effective voltageDC 12 V Meter standardJIS D0203 M...
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KOSOGEAR Indicator for Harley-Davidson
$260.99Always wondering in which gear you’re in? Avoid this question by using our plug & play gear indicator. Lightweight, compact, easy to use and to...
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KOSOHard cable speed sensor for EX-02 Japanese applications
$57.99Screw Type For EX-02 Japanese Applications only
$57.99Sale -
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KOSOHeated Hand Protectors - Kit
$242.99Keep your hands warm and dry by using these new waterproof heated hand protectors. Made from multi-layers of the best quality material available on...
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KOSOHeated Hand Protectors - Replacement Control Box
$53.99Keep your hands warm and dry by using these new waterproof heated hand protectors. Made from multi-layers of the best quality material available on...
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I-GEAR Thermometer °C version
$81.99The small and compact size of the i-Gear thermometer makes it very easy to install at almost any location on the ride. The blue or red illuminated ...
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Sale
I-GEAR Voltmeter
$65.99The small and compact size of the i-Gear Volt meter makes it very easy to install at almost any location on the bike. The blue or red illuminated d...
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Sale
KOSOKSR Carburetor
$239.99The KSR carburetor is based on PWK carburetor core but adapted for 4-stroke engines. It features a semi-flat D-style throttle valve that increases ...
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KOSOMINI 3 Ammeter and voltmeter
$210.99This Mini 3 AMP & volt meter will give you the vehicle voltage and amps used. This meter can be very helpful especially when there is many elec...
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KOSOMINI 3 Clock and voltmeter
$144.99This compact and lightweight Mini 3 clock & volt meter features a clock and also the vehicle voltage. This meter can be very helpful especially...
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KOSOMINI 3 Dual temperature
$187.99This compact and lightweight Mini 3 dual temperature meter features two temperatures output. This meter can give you precious information such as...
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KOSOMINI 4 Engine hour meter
$95.99Our hour meter will allow you to track the motor running time and schedule your next engine maintenance. User-friendly and quick to install, this c...
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KOSOMini 4 Tachometer
$105.99Our Mini4 tachometer uses an LCD screen powered by an inner CR 2032 changeable battery that allows installation on any vehicle. With the small, com...
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KOSOMulti-adjustment / 5-Level Heated Grips Replacement end cap
$5.99We are proud to introduce our new heated grips system with multi-adjustment switch. The LED indicator with multi-levels will help you get the right...
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KOSOMulti-adjustment Heated Grips 7/8" + 7/8"
$137.99We are proud to introduce our new heated grips system with multi-adjustment switch. The LED indicator with multi-levels will help you get the right...
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KOSOMulti-adjustment Heated Grips 7/8" + 7/8" with heated thumb
$159.99We are proud to introduce our new heated grips system with multi-adjustment switch. The LED indicator with multi-levels will help you get the right...
View full details$159.99Sale -
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KOSOMX-1 Snow/dirt Bike Heated Grips 1" + 7/8"
$226.99Designed specifically for dirt and snow bikes. The aggressive lock-on diamond pattern grips made of high-quality materials will be sure to keep you...
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KOSOPROTON Water temperature meter
$81.99The Proton water temperature meter will provide you with a precise reading of your engines coolant temperature. Supplied with a 1/8 BSP sensor, ...
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KOSOPROTON Water temperature meter with adapter
$94.99KOSO PROTON Water temperature meter with adapter
$94.99Sale