traded that sti with 400hp for my 07 si, look how far i got under 6 months,will never regret it, loving it,saving lot of money and same hp as any stock sti,opps,all motor, take that evo.Dont forget im still using reg. gas under normal condition,loose lot of friends by doing this swap but is ok, i do have double much of friends just by driving a honda...HONDA NATION RULE