Profile: Superior Diesel is a distributor of diesel engines. Our product line includes Donaldson mufflers, air cleaners & accessories, felsted cables & controls, modulator, threaded adapter, lever assembly, bushings, rivets, bearings, o-rings, clutch plate, torque converters, hydraulic pump drives, hardware, control panels and remanufactured engines. We offer air cleaner accessories such as clamps, exhaust ejectors, gaskets, mounting bands, replacement filters, moisture eliminators, filter indicators, in-line separators, retaining clips and latches.