hey guys i just got a mustang lx notchback im new to this whole thing and need some advise or help being pointed in the right direction....it already has headers and a complete exhaust eystem and i have $1,000 bucks to play with im not planing on turbo,nos or supercharger so is there a kit that i can buy for some serious horsepower im looking to get the most out of the motor before looking for a poweradder