I have fox 2.0 coilovers that I am going to install in the next week and I would like to run the Fox 3″ Rear Lift Shocks for 1996-2002 Toyota 4Runner (part number 980-24-670-B on bilsteinlifts.com) with it. I just do not know what new springs I should put in the rear and if the 3" Rear shocks...