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  1. Exhaust And Fuel Delivery
    I recently bought a 2019 390 duke. It has a full delkevic exhaust (no cat and their muffler). It’s too loud for me. Like if I’m not wearing earplugs, it’s uncomfortably loud (I wear earplugs when I’m riding for more than a few minutes, but even just a few minutes is too much). So, I’m looking...
  2. Issues and Troubleshooting
    As many of you I decided to replace the original muffler with a less restrictive one, I chose this one with a decat: I was really happy with it; good sound, low weight, and looks nice After some month I installed a Rapidbike Evo and a new decat pipe: After that I realized that with the...
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