I have a 1988 Mustang GT hatchback. I currently have installed a Cobra intake, BBK 70mm throttle body, MAC 1 5/8" shorty headers, C&L 73mm mass air sensor, Flowmaster 2 1/2" two chamber mufflers. I plan to purchase an UPR off-road X-pipe. I will probably buy a Ford racing E-303 camshaft or just...