i am debating on my next set of mods, i am limited to about 2 grand here preferrable 1500. i currently have slp lid with k&n, slp smooth bellow, and loudmouth 2 exhaust. I am debating on headers, ory pipe and dyno tune. or cam, ported throttle body, and dyno tune. Which combo, will net more hp??? any other combinations for my budget will be appreciated. thnks !!