2012 450x mods

2 replies to this topic
  • mitchm

Posted May 16, 2013 - 08:09 PM


What mods should I do what header pipe and muffler.

Edited by mitchm, May 16, 2013 - 09:03 PM.

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  • MossyOak

Posted May 16, 2013 - 08:42 PM


Muffler jetting is tricky.. Might want leave that to a professional.. but in all seriousness http://www.thumperta...0x-faq-central/


Posted May 17, 2013 - 12:20 AM


Set up the suspension , if you want to get the best out of your new bike

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