1. BorgWarner Inc.
2. Central Diesel Inc.
3. Continental AG
4. DENSO Corporation
5. Diesel Parts of America
6. EDELBROCK
LLC.
7. Hitachi Astemo Indiana Inc.
8. Reich LLC
9. Robert Bosch GmbH
10. Stanadyne LLC
11. Standard Motor Products Inc.
12. Ucal Fuel Systems Ltd.
13. Volkswagen AG
14. Woodward Inc.
15. YANMAR S.P. CO. LTD.