400 FourTrax AT - What to do first?
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I have a 2005 400 FourTrax AT & I love it but I want to get a bit more out of it for power.
I am going to put in a K&N Air Filter to start but what should I do next....Exhaust??? What kind???
I am going to put in a K&N Air Filter to start but what should I do next....Exhaust??? What kind???
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