KOSO

KOSO Motorcycle Gauges & Accessories

  • KOSO® - LED Infinity Tail Light
    KOSO®LED Infinity Tail Light
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    # 2444335419
    Universal LED Infinity Tail Light by KOSO®. Set your motorcycle apart using the Koso Infinity LED Tail Light. Its 6 ultra-bright LED lights will increase the visibility. This Tail Light also has a licence plate light which makes it...
    6 Ultra bright LED's for increased visibilityApprox. 4" wide x 1-1/4" tall
    $34.16
  • KOSO® - Oil Dipstick with Digital Temperature Gauge
    KOSO®Oil Dipstick with Digital Temperature Gauge
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    # 3423415676
    Oil Dipstick with Digital Temperature Gauge by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Precise engineering ensures the latest in qualityExpertly manufactured from highly reliable materials
    $149.36
  • KOSO® - HD-02OT Oil Temperature Meter
    KOSO®HD-02OT Oil Temperature Meter
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    # sp167205
    HD-02OT Oil Temperature Meter by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $160.16
  • KOSO® - DB-03R Multifunction Plug and Play Meter
    KOSO®DB-03R Multifunction Plug and Play Meter
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    # sp186485
    DB-03R Multifunction Plug and Play Meter by KOSO®. This plug and play DB-03R Multifunction is the perfect addition for your Honda GROM™. Its changeable blue, orange, or purple backlight makes it very easy to read at night even at high...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $257.36
  • KOSO® - Electrical Meter Kit
    KOSO®Electrical Meter Kit
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    # sp186491
    Electrical Meter Kit by KOSO®. R&D department worked very hard to create something new and modern for Harleys. The engineers finally came up with a complete plug & play solution to replace the stock meters. No need to drill holes or to...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $1,295.96
  • KOSO® - HD-03 Electrical Meter Kit
    KOSO®HD-03 Electrical Meter Kit
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    # sp186490
    HD-03 Electrical Meter Kit by KOSO®. Following the great reviews KOSO received from Harley enthusiasts, KOSO have decided to release the updated Baggers meter kit for touring models 2014 and up. This plug & play kit from Koso is now...
    Plug & play2 color changeable LCD display
    $971.96
  • KOSO® - HD-04 Electrical Meter
    KOSO®HD-04 Electrical Meter
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    # sp142514
    HD-04 Electrical Meter by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $359.96
  • KOSO® - Speedometer Gauge
    KOSO®Speedometer Gauge
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    # sp167203
    Speedometer Gauge by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $366.26
  • KOSO® - TNT-01 Custom Multifunction Meter
    KOSO®TNT-01 Custom Multifunction Meter
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    # 1627087399
    Universal TNT-01 Custom Multifunction Meter by KOSO®. TNT-01 Multifunction meter is perfect for all the Cafe Racers and special projects. It uses a stepper motor for a fast and smooth response. It also features many functions such as,...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $238.46
  • KOSO® - TNT-01 Multifunction Meter
    KOSO®TNT-01 Multifunction Meter
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    # 1599912683
    TNT-01 Multifunction Meter by KOSO®. TNT-01 Multifunction Meter for Harley-Davidson® is the perfect meter for all Harley's. It uses a stepper motor for a fast and smooth response. The instrument features many functions, such as speed,...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $220.46
  • KOSO® - TNT-01 Multifunction Meter
    KOSO®TNT-01 Multifunction Meter
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    # sp186493
    TNT-01 Multifunction Meter by KOSO®. TNT-01 Multifunction Meter is the perfect meter. It uses a stepper motor for a fast and smooth response. The instrument features many functions, such as speed, odometer, trip meter, RPM, fuel meter,...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $220.46
  • KOSO® - TNT-02 Multifunction Meter
    KOSO®TNT-02 Multifunction Meter
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    # sp186497
    TNT-02 Multifunction Meter by KOSO®. This TNT-02 Multifunction Meter uses the factory speed sensor on transmission. It has many functions, such as speedometer, odometer, trip meter, RPM, fuel level, indicator lights and more. Its strong...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $179.96
  • KOSO® - TNT-B Meter Combo
    KOSO®TNT-B Meter Combo
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    # sp142517
    TNT-B Meter Combo by KOSO®. Bolt enthusiasts riders can now customize their motorcycle with KOSO high-quality plug and play TNT-B meter. It is equipped with a 8 color changeable LCD display and also uses a strong stepper motor that...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $359.96
  • KOSO® - HD-02S Electrical Speedometer Gauge
    KOSO®HD-02S Electrical Speedometer Gauge
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    # sp142511
    HD-02S Electrical Speedometer Gauge by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $350.06
  • KOSO® - TNT-01S Speedometer
    KOSO®TNT-01S Speedometer
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    # 1599912613
    TNT-01S Speedometer by KOSO®. TNT-01S Speedometer for Harley-Davidson® is the perfect meter for all the Harley's. It uses a stepper motor for a fast and smooth response. The instrument features many functions, such as speedometer,...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $179.96
  • KOSO® - TNT-01S Speedometer Gauge
    KOSO®TNT-01S Speedometer Gauge
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    # sp186496
    TNT-01S Speedometer Gauge by KOSO®. TNT-01S Speedometer is the perfect meter. It uses a stepper motor for a fast and smooth response. The instrument features many functions, such as speedometer, odometer, trip meter, fuel meter, clock,...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $179.96
  • KOSO® - Air Density Meter
    KOSO®Air Density Meter
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    # 1599912391
    Universal Air Density Meter by KOSO®. The Air Density Meter is a great tool for serious engine tuners. It could help you determine if the jetting or fuel mapping should be adjusted. Altitude, temperature and atmospheric pressure can...
    Great tool for serious engine tunersMeter instantly tells you if temperature and atmospheric pressure changes so proper changes can be made
    $193.46
  • KOSO® - HD-02T Electrical Ambient Air Temperature Meter
    KOSO®HD-02T Electrical Ambient Air Temperature Meter
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    # sp142512
    HD-02T Electrical Ambient Air Temperature Meter by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $143.96
  • KOSO® - Mini 3 Air/Fuel Ratio Meter
    KOSO®Mini 3 Air/Fuel Ratio Meter
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    # sp142515
    Mini 3 Air/Fuel Ratio Meter by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $104.36
  • KOSO® - Mini 3 Ambient Air Temperature Meter
    KOSO®Mini 3 Ambient Air Temperature Meter
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    # 1599912661
    Universal Mini 3 Ambient Air Temperature Meter by KOSO®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $53.96
  • KOSO® - Mini 3 Cylinder Head Temperature Meter
    KOSO®Mini 3 Cylinder Head Temperature Meter
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    # sp142516
    Mini 3 Cylinder Head Temperature Meter by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $98.96
  • KOSO® - Oil Tank Dipstick with Digital Temperature Gauge
    KOSO®Oil Tank Dipstick with Digital Temperature Gauge
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    # sp188462
    Oil Tank Dipstick with Digital Temperature Gauge by KOSO®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $149.36
  • KOSO® - Temperature Data Logger
    KOSO®Temperature Data Logger
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    # 4632364962
    Universal Temperature Data Logger by KOSO®. Like it’s name suggest, this is an evolution of this original dual exhaust temperature meter. This new meter allows you to tune your engine more precisely and keep a record of your previous...
    $350.96 - $395.96
  • KOSO® - Touch Screen Volt & Temp Gauge
    KOSO®Touch Screen Volt & Temp Gauge
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    # 4632362964
    Universal Touch Screen Volt & Temp Gauge by KOSO®. This new small and compact size digital meter with touch screen lets you switch between volt and a temperature reading at the touch of your finger. The blue or red illuminated digits...
    $73.76
  • KOSO® - Nano LED Indicator Lights
    KOSO®Nano LED Indicator Lights
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    # 4781785253
    Universal Nano LED Indicator Lights by KOSO®. 1 Pair. Big things come in small packages. The Koso Nano LED series does not disappoint. These pea sized LED indicators are available as turn signals, brake light or a dual function brake...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $125.96 - $156.56
  • KOSO® - Nuovo LED Indicator Lights
    KOSO®Nuovo LED Indicator Lights
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    # 4781777248
    Universal Nuovo LED Indicator Lights by KOSO®. 1 Pair. The Koso Nuovo LED indicator lights are a great way to modernize the look of your bike without straying away from the OEM appearance. Sold in a pair of two, DOT and SAE certified....
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $77.36
  • KOSO® - Sequential LED Indicator Lights
    KOSO®Sequential LED Indicator Lights
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    # 4781759246
    Universal Sequential LED Indicator Lights by KOSO®. 1 Pair. The Koso Electro sequential LED indicator is a great addition to any bike regardless of the make or style. The sequential indicator powered by five high powered LED’s...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $81.86
  • KOSO® - Titan-X Heated Grips Kit
    KOSO®Titan-X Heated Grips Kit
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    # 1599912304
    Universal Titan-X Heated Grips Kit by KOSO®. Titan-X heated grips feature an integrated 5 temperature level thumb switch which provides riders the ability to easily change the temperature of the grips without removing their hands from...
    Integrated temperature level thumb switchFitment designed exclusively for Harley models allowing for a quick and simple installation
    $199.76
  • KOSO® - EGT Probe
    KOSO®EGT Probe
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    # 1599912376
    Universal EGT Probe by KOSO®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $79.16 - $98.96
  • KOSO® - Water Hose Adaptor
    KOSO®Water Hose Adaptor
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    # 2030274451
    Universal Water Hose Adaptor by KOSO®. Sensor Not Included. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    Expertly crafted from the highest grade materialsExquisite workmanship and solid design
    $26.96 - $37.76




KOSO is known in the motorcycle industry for their body and engine parts, electronics, lights, accessories, and many other high-grade products. The company is committed not only for quality but also for innovation and perfection. KOSO constantly improves their production technology to stay ahead of the competition because they are firmly convinced that product quality directly influences the brand reputation. The name KOSO was registered as the company’s trademark in 1989. It is composed of 2 Japanese words: “idea” and “high speed.” “Idea” means creativity and “high speed” stands for high performance. By joining these two words the company implies the creative approach for designing new high-performance products.

The KOSO’s identity is based on the principles of integrity and trust. All of the products are thoroughly designed and manufactured under strict control. Since KOSO steps onto the world stage, they endeavor to reach the level of decent quality. The company uses leading-edge techniques and up-to-date equipment to provide you with products of the finest grade and value. In their diverse inventory, one can find parts and accessories for a range of motorcycle makes from Harley-Davidson to Yamaha. In the future KOSO is planning to further innovate and develop new products and become a trusted source for two-wheelers.

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