Here are some insider tips for Converting Step Vans into Food Trucks, from the stance of a leading new and used step van dealer, MAG Trucks. Over the past ten years, MAG Trucks has been providing reliable step vans for food trucks and food truck builders across the nation! As a fully integrated step van dealership and upfitter, MAG Trucks stocks a large inventory of new and used vehicles, with access to hundreds of step vans that vary in mileage, year, models, and price, and are perfect solutions to bringing your custom food truck from vision to fruition.