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Discussion Starter · #1 ·
are these mods even worth it? going on a 400ex with a full system yosh exhaust, jetted, and mod air box. just wanted some input before i commit to anything..
 

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Discussion Starter · #6 ·
thats what im thinking. after doing some research, I dont think the msd enhancer kit is going to be beneficial to me quite yet. however, does anyone have a suggestion on a different ignition box??
 
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