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WTF exhaust is this?
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Posted by: nofearrider1

This is Dustin Nelsons quad. I have never seen a header like that before, anyone know what it is?

http://www.atvriders.com/atvracing/wpsa/200705dustinnelsonyfz450.jpg

Posted by: LTR450_#67

Proto-type Dr.D maybe????? Factory one-off ??

I thought the same thing when I seen the picture.

Aaron

Posted by: gbcap

prolly trying something with back pressure. kinda like the 'powerbomb' on the fmf pipes.

Posted by: parkers30

if you look at many of the pros bikes they are doing some crazy things with the headers, from what I understand it mostly has to do with meeting the sound restrictions without dropping power