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|                                                                                                                                                            |  |
|                                                                                                                                                       | STATE OR COUNTRYIN WHICHSUBSIDIARY ORGANIZED |
|                                                                                                                                                       |   |
| Subsidiaries that are 100% owned:                                                                                                                          |   |
| Navistar, Inc.                                                                                                                                             | Delaware |
| International of Mexico Holding Corporation                                                                                                                | Delaware |
| Subsidiaries that are 100% owned by Navistar, Inc.:                                                                                                        |   |
| Navistar Canada, Inc.                                                                                                                                      | Canada |
| Navistar Financial Corporation                                                                                                                             | Delaware |
| IC Bus, LLC                                                                                                                                                | Arkansas |
| SST Truck Company, LLC                                                                                                                                     | Delaware |
| Navistar Defense, LLC                                                                                                                                      | Delaware |
| Subsidiaries that are 100% owned by International of Mexico Holding Corporation:                                                                           |   |
| International Truck and Engine Corporation Cayman Islands Holding Company                                                                                  | Cayman Islands |
| Navistar Mexico, S. de R.L. de C.V. (f/k/a Camiones y Motores International de Mexico, S.A. de C.V.)                                                       | Mexico |
| Subsidiaries that are 100% owned by Navistar Canada, Inc.:                                                                                                 |   |
| International Industria Automotiva da America do Sul Ltda. (merged with MWM International Industria De Motores Da America Do Sul Ltda. effective 1/1/2011) | Brazil |
| Subsidiaries less than 100% owned by Navistar, Inc., but considered to be a significant subsidiary:                                                        |   |
| Blue Diamond Parts LLC                                                                                                                                     | Delaware |