hi im new asking aquestion again with more info for u 2000 plate uk turbo decated boost control hks super dagger exsaust had it for 3 years it has done this since i got it revs stay high when changing gear when idling sometimes revs take awhile 2 settle when starting from cold uget 1400 revs when running at right temp turn of start again after 20 mins revs high about 5 to 10 secks iv spent thousands on this car it looks like an sti splitter spoiler fog lamp covers fully colour coded any help the car is perfict apart from the revs u peaple seem 2 now what u r talking about much aprricated