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  1. Service and Maintenance
    Hi guys, recently bought a preowned 2017 duke 390. Best bike ever imo. However, I find that the fuel consumption is rather high. Im averaging around 20km/l. My low fuel light will turn on at 180ish km.When i went to refuel, Im refueling 10.5l. Full tank I’ve gone slightly less than 210km. Is...
  2. Issues and Troubleshooting
    Hy there group, I have a ktm duke 390, 2018 and it have a fuel leak that is coming from the overflow hose. I think that's the overflow hose, the one that is on the left side of the front "wing" next to the filter. ( See photo 3). A lot of you will say it's normal but it isn't cause it's dripping...
  3. KTM Duke General Discussion
    Would a Rapid Bike Easy supply enough fuel to change the exhaust to a slip on exhaust?
  4. Exhaust And Fuel Delivery
    I have a 2017 Duke. Has anyone tried putting racing fuel in their 390? I have been mixing 1gal of CAM2 110 octane racing fuel in my tank along with 93 octane from mobile. Holy ****, it really livened this thing up! I can’t believe how much of an improvement in power I could feel with just using...
  5. Issues and Troubleshooting
    Hello all! While trying to sell my 2016 390, the bike unfortunately sat for a few weeks without being ridden or turned on (I know, rookie mistake). As a result, the battery died due to the 3rd party alarm system that is hooked up and always on. After attempting to jump start the bike, when...
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