best header pipe for wr 400

2 replies to this topic
  • ashley11

Posted June 12, 2014 - 06:03 AM


hi guys I have a white bros e series exhaust with a stock header pipe on my 99 wr 400 just wondering if anyone can tell me the best header to use money isnt a issue any advice would be great :-)

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  • MaxPower

Posted June 12, 2014 - 07:05 PM


Keep the stock header

  • Spiritwalker2222

Posted June 13, 2014 - 05:32 AM


I would upgrade to the 2001 WR426 header just to get acces to the oil filter. Believe most, if not all of the aftermarket headers fix this issue as well.


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