660 Exhaust... Hmf or Yoshi comp??
Nov 17, 2004 | 07:19 PM
#1
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660 Exhaust... Hmf or Yoshi comp??
Hey guys me and my freind are getting raptors and we want to know which exhaust is better for trail riding and alittle sand. The Hmf full system or the Yoshi comp full system.
Nov 17, 2004 | 07:50 PM
#3
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660 Exhaust... Hmf or Yoshi comp??
HMF gives u 8more HP on top, and 6 Down low and through out the powerband.. i saw the Dyno charts on the HMF, but i can find any for a Yoshi, does anyone know if their is any?
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