Ok, like i said before im no mechanic, but i would like to start doing my own oil changes...wondering what supplies ill need...i want to get two ramps i found some plastic ones at oreily with a 8000 lbs limit for $40. What size oil filter wrench do i need? and do i need crush washers? where can i get those? just what all will i need to go my own oil changes. I have no supplies whatsoever