WHY FLEETS SHOULD B Y PA S S T H E U RG E TO BY PA S S AFTERTREATMENT SYSTEMS Page 18 All Maintenance, All Vehicle Classes, All Management, All the Time MAY 2021 | $15.00 EFFICIENCY Employing BEST PRACTICES throughout the shop leads to high quality work that is done EFFICIENTLY and PRODUCTIVELY. Page 24 VEHICLE COMPLEXITY AND ITS IMPACT ON MAINTENANCE Page 12