A friend of mines ran 13.6x in a K20z1 swapped Civic Hatch(EP3) with, intake pipe (I think), stock exhaust with all season tires and a Mugen ECU.
EP3 is slightly lighter than the RSX by like 30lbs so I think you can do it if you're a good driver.
EP3 is slightly lighter than the RSX by like 30lbs so I think you can do it if you're a good driver.