This ampm (or is it AMPM, AM/PM, or AM-PM?) is generally one of the places with cheapest gas in the city, besides the ampm going into the airport. It is generally the cleanest of the ampm's in Tucson, and the last outpost of cheap gas going out to the Tanque Verde Valley and Mount Lemmon. It's no QuikTrip, but they have decent coffee, the standard convenience store stuff, and a public bathroom. It's open 24 hours. read more