OCALA, Fla.–(BUSINESS WIRE)–REV Group (NYSE:REVG), a $2.3 billion manufacturer of industry-leading specialty vehicle brands, has launched an enhanced suite of options for E-ONE, KME and Ferrara fire trucks, designed to help mitigate contaminants brought inside the cab and to promote a better environment for firefighters. Having a variety of choices allows fire departments to select from multiple features for their trucks that can help crews remove contaminants from gear and keep equipment out