hi i have just become a member on here and need some help, i have got a black lexus is 200 se. so far i have got a nice induction kit, i have changed the spark plugs and brought a blitz racing oil filter and changed the oil, got a debadged grill, omp deep dish steering wheel, 7 inch screen dvd head unit, i thought it was quite quick when i first got it goin from a bmw 318is to the lexus but it now feels a bit slugish and slow and the handling is crap, im gonna get some ray's engineering wheels and some d2 coilovers and deck it that will sort the handling out but i need some help with the speed i have been lookin at the altezza duel vvti black top engine but i want to try something else with mine first can any 1 help me with what to buy and were to get it from please??????