compare stock w/ Straightline, MBRP, Crankshop-DynoPort headers, various mufflers, fuel tuning with Power Commander V
SkiDoo 4tec 1200 header and muffler upgrades
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December doings
12/1 Casey Mulkins new Rush 600, then his own ported D8 with pipes and stuff:12/2 Boyd with a Mach Z mod12/3 Sled Shop Joe Parfitt, cams maybe off12/4 Canadian madman James with his new F8 tuning with PCV12/7 Shootout sleds today the Polaris Rush and D8, SkiDoo Etec...
2010 AC F8 vs X Fire 800 compare stock HP, and with D&D exhaust
F8 stock vs Crossfire stock, then both with D&D Y pipe and D&D single pipes, stock factory muffler