- Mark's Diesel Repair
- Mark's Diesel Systems Inc
- Marlow Engine Svc Inc
- Martin Diesel Svc Inc
- Martin Truck Ctr
- Martin's Diesel Repair
- Mass Diesel Performance
- Master Power
- Master Power
- Mattos Marine Diesel Svc
- Max Pro Truck Svc
- Mayer Yacht Svc Inc
- Mayflower Textile Svc Co
- Mc Allen Fuel Injection
- Mc Clure Equipment Inc
- Mc Donald Equipment Co
- Mc Kay Marine Repair
- Mc Key's Mechanical Svc
- Mc Kinney Engine Svc
- Mead's Equipment & Diesel Inc
- Melex Fuel Injection Systems
- Melton Industries
- Mercury Marine
- Meridian Fuel Injection Inc
- Mexico Detroit Diesel Allison
- Miconex Corp
- Mid Michigan Performance
- Mid South Engine
- Mid South Machinery Inc
- Mid-State Diesel Inc
- Mid-States Power & Rfrgrtn
- Midwest Diesel Repair
- Midwest Diesel Svc
- Midwest Diesel Svc Inc
- Midwest Diesel Used Parts Div
- Midwest Engine
- Midwest Engine Svc
- Miley's Diesel Svc
- Miller's Diesel Svc
- Minott's Diesel Repair Svc
- Mitch's Repair Svc Inc
- Monal
- Monico Diesel Engine Svc
- Montrose Tire & Brake
- Montrose Tire & Brake
- Moore Tractor Svc
- Moore's Diesel Svc
- Moparts
- Moparts
- Moseley Machine
- Moser Engine Svc
- Motor Servies Hugo Stamp Inc
- Motor Shop
- Motor Trucks Inc
- Mountain Generator & Controls
- Mountain Man Engine
- Mountaineer Diesel Svc
- MTU Detroit Diesel Engines
- Murphy Marine
- Muscle Shoals Diesel Svc
- Mustang Cat
- Mustang Power Systems
- Mustang Power Systems
- Mustang Power Systems
- National Diesel Sales
- National Maintenance & Repair
- National Maintenance & Repair
- NC Power Systems Co
- Nep Inc
- Nep Inc
- New England Detroit Diesel
- New England Detroit Diesel
- New England Detroit Diesel
- New England Diesel Injection
- Norman's Welding & Repair
- Norpro Northeast Isuzu Inc
- North Coast Ford Ind Inc
- North Jersey Marine Ents Inc
- North Valley Diesel
- Northeast Diesel Fuel Svc
- Northeast Diesel Svc
- Northeast Diesel Svc-Missouri
- Northeast Industrial Power
- Northern Engine Supply
- Northern Equipment Svc LTD
- Northern Power Productions Inc
- Northern Tractor & Equipment
- Northland Diesel Svc
- Northstar Power Systems Inc
- Nuts & Bolts Unlimited
- O H Diesel Head
- O'Hara Marine Svc
- O'Neil Brothers Automotive
- Ocala Freightliner
- Ocean Marine LLC
- Ocean Power
- Ocheltree Diesel
- Ohio Cat
- Oklahoma Diesel Power
- On-Site Diesel Repair Inc
- Onan Engines & Generators
- One Stop Truck & Trailer Rpr
- One Stop Truck & Trailer Rpr
- Orion Watercraft
- Orr's Island Boat Works
- Orr's Island Boat Works
- P & C Diesel
- P & S Diesel Svc Inc
- P C Industries
- P E Phillips & Son Engine Sls
- P M Co Inc
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel-Allison
- Pacific Detroit Diesel/Allison
- Pacific Power Inc
- Packard's Power & Repair
- Pacwest Marine & Ind
- Palm Beach Performance
- Pan American Power Inc
- Panchos Diesel
- Pantropic Power Inc
- Pantropic Power Products Inc
- Pantropic Power Products Inc
- Pape Machinery
- Parker Abex
- Parts Procurement Inc
- Patterson Service
- Paul's
- Paul's Custom Grinding Svc
- Paynesville Engine Clinic
- Peek's Diesel Svc
- Pelham Diesel Svc
- Peninsular Engines Inc
- Penn Detroit Diesel Inc
- Penn Detroit Diesel-Allison
- Percle's Marine Svc
- Performance Diesel Inc
- Performance Diesel Prince Bros
- Performance Truck & Diesel Svc
- Perkins Pacific
- Perkins Power Corp
- Perry's Performance Ctr
- Peterbilt Of Fargo
- Peterson Industrial Engine
- Peugeot Citroen Engines
- Phillips Diesel Corp
- Phillips Diesel Corp
- Pioneer Diesel Svc
- Piston & Rudder Svc
- Plattsburgh Diesel Svc
- Poarch's Diesel Svc
- Port Engineers
- Port Jefferson Marine Mntnc
- Posi-Clean Corp
- Positive Supply
- Power Generation Svc
- Power Products Inc
- Power Products Systems LLC
- Power Quest Products Inc
- Power Sales
- Power Sales
- Power Services
- Power Train Plus
- Power Warranty Co
- Powerhouse Diesel
- Powerhouse Diesel Svc Inc
- Powers Systems Intl Inc
- Powersmith
- Prairie Diesel Svc
- Precision Diesel
- Precision Diesel Inc
- Precision Diesel Repair Svc
- Precision Marine
- Precision Marine Engine Svc
- Predator Inc
- Professional Truck & Auto
- Provo Diesel Sales & Svc
- Provo Diesel Sales & Svc
- Pueblo Diesel Injection
- Purdee's Service
- Qualified Equipment Svc
- Quality Diesel Svc Inc
- Quality Parts Warehouse
- Questar Energy Svc Inc
- R & B Diesel
- R & F Enterprises
- R & R Engine & Machine
- R & R Engine Svc
- R & T Cylinder Head Svc
- R C's Marine Repair
- R H Diesel Parts Inc
- R J's Automotive Diesel Svc
- Ralph A Wilson
- Ralston Diesel Svc Inc
- Ramsey Diesel
- Ransome Engine Div
- Ray Holmes Diesel Repair
- RCH Distributors Inc
- RECO Equipment Inc
- Red River Diesel
- Red's Equipment Co
- Relentless Diesel Perf
- Reliable Goods
- Reman Technologies
- Reyes Diesel Garage
- Rhode Island Engine Co
- Richard Klein Diesel Engine
- Ricky's Diesel Svc
- Ring Power Corp
- Riparts Warehouse Inc
- Rismon Repair
- Riverside Diesel & Auto Repair
- Roberts Truck Ctr
- Roberts Truck Ctr Inc
- Robin Adair
- Robin Adair
- Roc-Lun International
- Roclun International
- Rofran Parts Inc
- Rolls-Royce Commercial Marine
- Ron's Tractor & Truck Svc
- Ronnie M Creamer Diesel Svc
- Roxbury Foreign
- Royer Welding & Maintenance
- RSC Marine & Ind
- Rudd Equipment Co
- Russ Diesel Inc
- Russell's Engine Svc
- Ry's Diesel Svc
- S & B Sales Svc & Repair
- S & M Automotive & Diesel Svc
- S & R Mechanical Svc
- S & S Svc Co
- S & S Svc Co
- Sabb-America East Inc
- Salazar Diesel & Gas Repair
- San Jose Diesel Electric
- Sanmar Supply Co
- Saunders Service Ctr
- Scharf & Co Inc
- Schoonmaker Service
- Schwing Diesel Co
- Scott Marine Power
- Seidl Diesel
- Settler's Cove Diesel Repair
- Settler's Cove Diesel Repair
- Seward Heavy Ind Power
- Shannon's Repair
- Sharp's Diesel Repair
- Shiver Diesel Injection Inc
- Shore Line Diesel Mntnc Inc
- Sierra Detroit Diesel
- Signal Point System
- Silver State Power Products
- Simco
- Simpson's Diesel Repair
- SMA Engines Inc
- Smith Detroit Diesel
- Smith Detroit Diesel
- Smith Detroit Diesel
- Smith Detroit Diesel
- Smith Detroit Diesel-Allison
- Smith Detroit Diesel-Allison
- Smith Detroit Diesel-Allison
- Smith Detroit Diesel-Allison
- Smith's Diesel Svc
- South West Florida Vehicle
- Southeast Diesel & Electric
- Southeast Iowa Diesel Svc
- Southeast Power Systems
- Southeast Power Systems Inc
- Southeastern Diesel
- Southern Diesel Svc
- Southern Oregon Drivetrain Inc
- Southwest Diesel Brake & Supl
- Southwest Diesel Svc
- Southworth-Milton Inc
- Spartan Motors Inc
- Spearhead Technologies LLC
- Specialized Casting Svc
- Specialty Service & Supply Inc
- Spicer's Marinas'
- Springfield Remanufacturing
- SSS Diesel Repairs
- SSS Diesel Repairs
- Stafford Diesel Svc
- Starco Enviroservices Inc
- Starwind Marine
- Sterling Diesel Svc
- Steve Diesel & Truck Svc
- Steve's Diesel Repair
- Steve's Diesel Svc
- Steve's Gas & Diesel Repair
- Stewart & Stevenson Power Inc