you're wanting side steps for your versa? I don't see how you should need them. my son is 5 and gets in/out no problem. he also gets in my wife's suv no problem and no side steps.
you could always lower the car, which will make it 1-1 1/2" lower and easier to get in
you could always lower the car, which will make it 1-1 1/2" lower and easier to get in