hey, i was just wondering whats the best quality gear you can get for your $$$ also the best midrange for someonme with a budget, i got a friend that can install them, and also some other cheap mods if any one has any .2 cents id appreciate it , i was thinking for first couple mods 4.10 gears, predator chip, and prolly exhaust and what do yall reccomend as far as CAI useless ? or no or sohuld i get a k&n, i know about TB and tb spacers those are some other cheap mods