Cummins commemorated the 25th Anniversary of its Turbo Diesel engine in the Ram Heavy Duty Truck lineup by releasing an upfit package for model year 2014 heavy-duty pickups. With this 25th Anniversary package, 2014 Ram Heavy Duty pickup owners will be able to transform their truck into a unique 25th- Anniversary truck with custom badges, floor mats, Katzkin leather interior and a Cummins red breather cover under the hood.