Clean Ayr continues to expand its DEF delivery and DEF equipment services across North, Central, East and West Texas. Clean Ayr’s newest cab is a 2027 Mack Pioneer PR64T. A stunning truck with a cabin that looks like the cockpit of a jet airplane. Our professional drivers fill drums, totes, tanks (AST/UST) for commercial, industrial, municipal, and retail locations. The STE tanker capacity supports full truck loads (FTLs), milk-runs, and less than truck loads (LTLs). Contact Us for a quote.