Dr.D Exhaust and Jetting

1 reply to this topic
  • Wayne_Thompson

Posted November 05, 2004 - 01:45 PM


I just purchased a Dr.D exhaust system for my 04 yz450. Do I need to change the jetting or will the stock set up do.

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  • Maynard

Posted November 05, 2004 - 02:40 PM


I have a Dr.D exhaust for my 01 426 and they said to run the stock set up. Works great :cry:

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