so i checked the intake for leaks. sure enough there was. pulled intake off. find out its still got the back 3 factory plugs and wires. changed all them and fired right up. cats dont get hot now!! only thing is that it idles at about 1100 to 1200 rpm. shouldnt it be around 900 or so? im thinkin vac leak or tps? what do u guys think. oh and thanks for the pointers guys