hey guys im new and green as grass when it comes to holden and this stuff alike, im just wondering if there is any cheap mods i can use to get a bit more bang outa the ol girl. its lowered on 18s with low profiles thats bout it really.

bought at a police auction so i think it was a D car or unmarked ( for the simple reason on radio surround i has many screw holes where there screens would fit plus radio cut outs on console) do know if has a chip not that cluey on these so some help with mods will be great.