look man the only lexus that i think should be tweeked is the gs300 gs400 and gs430 or the is300. if i were u i would sell it for a gs300 u can get one for 3300-5500 they are good cars to mod. i have a gs300 with a 2jz-gte. i did the swap it had a 2jz-ge. or yea try moding it it would be a first and nice to see i say do what u want bro.