DEF

November 5, 2018

Our Sourcing Team, who has over 25 years of experience in the transportation industry, trusts PEAK Commercial & Industrial BlueDEF and they are in great company. In fact, BlueDEF is America’s #1 brand of Diesel Exhaust Fluid (DEF). We asked PEAK to answer four key DEF questions. 1. What Does Diesel Exhaust Fluid Do? Diesel Exhaust