Fedex stepvan food truck

2006 freightliner / cummins engine /New Allison transmission P 1200 ....... This is the legendary combination comes with an Allison transmission/ cummins engine ,2006 is the last year they made this truck with out exhaust cleaning system maintenance.. 2007 all trucks are equipped with a cleaning exhaust system that generates bigger cost$$ on maintenance ,,,, (((( only dealers can do that maintenance so they charge whatever they want )))))only people that really knows about these trucks appreciate this combination .. only serious buyers plz ..price firm as well