need exhaust

[fmf400ex03]

i need an exhaust on my 400 and every 1 swears by the hmf but thats for bottom to mid. right now i am riding alot of lakes and wide open so i was lookin for a mid to top for a faster top end any suggestions?

[throwinitup]

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[fmf400ex03]

i did im not a retard i have been on here for 3 years and all every 1 ses is hmf and thats a bottom end and mid i want mid to top

[devildriver422]

i know yoshi has rly good mid-top power i have one for sale here (http://search.ebay.com/yoshimura-400ex_W0QQfkrZ1QQfromZR8)

[throwinitup]

im just messin with ya man. lol. your right, the only answer that ppl give you when it comes to exhaust is HMF...........this site isnt biased..... :rolleyes: oh well thats alright, the hmf is one bad mofo

[fmf400ex03]

yeah for bottom end i only hit 55 on the lake with a 152mj and 42p and 6degree advance i want at least 60-65

[throwinitup]

get a GThunder system & jet accordingly, and a 16 tooth front sprocket and maybe bump the rear up too......that should help out but your not gonna have much bottom end if you gear it too extreme..try a couple things out and see what happens