Have you ever thought about doing this? http://aircarecolorado.com/rapidscreen/
I've made a point to drive past them in the 40 so that (fingers crossed) I won't have to go and get tested next year.
2010 4Runner Trail 3" Lift, UCAs, and 285 Goodyear Duratracs
1982 FJ40 Green 4" HFS Lift Resto Thread - (Mid - Resto)
email: akfarmerslb at gmail.com