| FMFord Motor Company, Cep 1 | Brookpark | OH | — | ◇ UNVERIFIED |
| FMFord Motor Company - Romeo Engine Plant | Romeo | MI | — | ◇ UNVERIFIED |
| FRFountain Race Engines llc | Sarasota | FL | — | ◇ UNVERIFIED |
| GDG2 Diesel, LLC | Harrisburg | PA | — | ◇ UNVERIFIED |
| GEGas Engine Supply, LLC | Mound House | NV | — | ◇ UNVERIFIED |
| GMGeneral Motors Creative Services | Wixom | MI | — | ◇ UNVERIFIED |
| GEGlobal Engine Manufacturing Alliance | Dundee | MI | — | ◇ UNVERIFIED |
| GAGonzales Auto Repair | Santa Maria | CA | — | ◇ UNVERIFIED |
| GTGordon Truck Centers Dba Freightliner Northwest | Redding | CA | — | ◇ UNVERIFIED |
| GHGp Headers INC | Barnesville | MN | — | ◇ UNVERIFIED |
| GEGriner Engineering Inc | Bloomington | IN | — | ◇ UNVERIFIED |
| HUHalla Uriman | Union City | CA | — | ◇ UNVERIFIED |
| HPHasport Performance, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| HUHeads Up Properties LLC | New Lebanon | OH | — | ◇ UNVERIFIED |
| HTHeritage Truck Equipment INC. | Akron | OH | — | ◇ UNVERIFIED |
| HCHigh-star Corporation | Garden City | MI | — | ◇ UNVERIFIED |
| HAHitachi Astemo Indiana, INC. | Greenfield | IN | — | ◇ UNVERIFIED |
| HPHolley Performance Prods INC | Springfield | TN | — | ◇ UNVERIFIED |
| HPHolley Performance Products Aberdeen | Aberdeen | MS | — | ◇ UNVERIFIED |
| HPHonda Performance Development, INC | Santa Clarita | CA | — | ◇ UNVERIFIED |
| HPHre Products, LLC | Nazareth | PA | — | ◇ UNVERIFIED |
| HRHutchison Racing Engines | Sacramento | CA | — | ◇ UNVERIFIED |
| HAHwashin America Corporation - Plant #3 | Greenville | AL | — | ◇ UNVERIFIED |
| IEIlmor Engineering, INC. | Plymouth | MI | — | ◇ UNVERIFIED |
| ILImj LLC | Irvine | CA | — | ◇ UNVERIFIED |
| JVJacobs Vehicle Systems | Bloomfield | CT | — | ◇ UNVERIFIED |
| JEJasper Engines and Transmissions INC. Branch # 70 | Jasper | IN | — | ◇ UNVERIFIED |
| JCJdk Corporation Dba Dk Shell | Portsmouth | VA | — | ◇ UNVERIFIED |
| JPJesus Perez Fuel Injection Inc | Houston | TX | — | ◇ UNVERIFIED |
| JBJim Burns Engines | Ayer | MA | — | ◇ UNVERIFIED |
| JAJim's Automotive Machine Shop INC | Gill | CO | — | ◇ UNVERIFIED |
| JEJ&k Engines | Mount Juliet | TN | — | ◇ UNVERIFIED |
| JEJust Emissions & Inspections | Salt Lake City | UT | — | ◇ UNVERIFIED |
| KTKdm Tuners INC. | Corona | CA | — | ◇ UNVERIFIED |
| KKK & K Manufacturing | Sparta | MI | — | ◇ UNVERIFIED |
| KLKs Large Bore Pistons LLC | Marinette | WI | — | ◇ UNVERIFIED |
| KMKurt Manufacturing Company | Pueblo | CO | — | ◇ UNVERIFIED |
| LLLalo's Lifts and Drops LLC | Albuquerque | NM | — | ◇ UNVERIFIED |
| LNLkq Northern California Redding | Redding | CA | — | ◇ UNVERIFIED |
| MEMahle Engine Components USA INC | Franklin | KY | — | ◇ UNVERIFIED |
| MEMahle Engine Components USA INC | Caldwell | OH | — | ◇ UNVERIFIED |
| MEMahle Engine Components USA Inc-manchester | Manchester | MO | — | ◇ UNVERIFIED |
| MTMartin Technologies | New Hudson | MI | — | ◇ UNVERIFIED |
| MAMarvel-schebler Aircraft Carburetors LLC | Gibsonville | NC | — | ◇ UNVERIFIED |
| MSMarvel Schebler LLC | Burlington | NC | — | ◇ UNVERIFIED |
| MLMatella LLC | Bellingham | WA | — | ◇ UNVERIFIED |
| MFMetaldyne - Fremont | Fremont | IN | — | ◇ UNVERIFIED |
| MSMetaldyne Sinterforged Products LLC | North Vernon | IN | — | ◇ UNVERIFIED |
| MLMetavation, LLC | Traverse City | MI | — | ◇ UNVERIFIED |
| MHMit-Ka Holdings Corporation | Lake Havasu City | AZ | — | ◇ UNVERIFIED |