Answers: There are seriously of options depending on how much work your feeling like to do. You could change out the head, put in a bigger cam, seize a performance chip for your cars ecu, headers, throttle body, etc.
trade it and buy a new model.
that or replace the cam shaft, injectors (with the high-ranking pressure bosch injectors) and rechip it for advanced timing.
Easier to sell it and buy a foreign model.
dON'T FORGET THE FRAME AND SUSPENSION!
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