mark..i am using cyrul shocks.....i have a lot more preload in the rear of my car, just to get ride height....i was running pauls nats setup, it was great, but i ran the car on carpet tuesday, so i had to change anyway... and i am going to a slick parkinglot sat.....so i decided to try something different.....if it doesnt work, that is fine....i will just change to what i know works.....