skywalker08

I read quite a bit thus far pertaining to "replace cat converters or not" and was wondering is anybody out there with similiar problems with thier Lexus and live near the Washing ton, D.C. area? Some of the feedback entailed some very detailed repairs and I'm not sure if I wear that hat just yet and certainly wouldn't want to screw up more than what the car is already doing. Im kinda old school and the noise I'm getting is it sound like the muffler has a whole in it or som...