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Home > Parts > High Performance Scooter Parts > Yamaha 125 Performance Parts > Yahama Zuma 125 “Juice Box™” Premium Fuel Controller
Yahama Zuma 125 “Juice Box™” Premium Fuel Controller

Two Brothers Racing “Juice Box™” Premium Fuel Controller

Regular price:$329.99
Sale price:$299.99You Save 9%
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Yahama Zuma 125 “Juice Box™” Premium Fuel Controller
Yahama Zuma 125 “Juice Box™” Premium Fuel ControllerYahama Zuma 125 “Juice Box™” Premium Fuel Controller

Yamaha Zuma 125 Juice for Air and Fuel Tunning


Your electronically fuel-injected scooter will soon be able to boast improved drivability and more power with the Two Brothers Racing “Juice Box™” fuel controller. The Juice Box™ features simple plug and play installation and quick and easy adjustment. No need for computers and complex maps, just use the integrated buttons & LED display.

Uses carburetor tuning logic for easy to understand fuel adjustments. If you plan to modify your vehicle then our Juice Box™ is a must. This easy-to-use control unit plugs directly into the OEM wiring harness between the stock ECU and fuel injectors providing precise control of the engine’s fuel management system.

Key benefits include:

  • Allows addition of fuel required with engine modifications without upsetting stock fuel map.

  • Integrated buttons provide easy adjustment and fine-tuning of fuel delivery curve without external programming devices.

  • LED lights indicate fuel delivery settings while tuning.

  • Won’t interfere with bike’s stock sensors and inputs.


  • Increases horsepower.
  • Improves throttle response.
  • Installs in minutes.
  • New third generation technology.
  • No computer needed to adjust your JUICE BOX™.
  • Plug-in technology (Doesn’t interfere with stock ECU map).
  • Integrated buttons provide easy adjustment

    NOTE: Wiring harness will not be same as shown! Image for viewing only!

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