go for cl9 in 20s or rx8 in 15s, or some premoi allion e.t.c, even buy assista. but if ull swap then u destroy ur car. the value of the vehicle falls to 0.8-o.9 million frm 1.2 million as per my knowledege, plus a lot of wastage of money on swapping engine e.t.c, buy a dead rx8 nd swap it with 1jz. ull even fulfill ur dream ov swapping!