1. AB SKF
2. Aisin Corporation
3. Autotech Industries (India) Pvt. Ltd.
4. AVR (Vikram) Valves Pvt. Ltd.
5. Catcams
6. Crower Cams & Equipment Co. Inc.
7. Delta Camshaft
8. Eaton PLC
9. Edelbrock LLC
10. Elgin Industries
11. Ferrea Racing Components
12. J&J Air Parts Inc.
13. Johnson Lifters
14. Lunati
LLC
15. Lycoming Engines
16. MAHLE Aftermarket GmbH
17. NSK Ltd.
18. PE Automotive
19. Rane Engine Valve Limited
20. RSR Industries
21. Schaeffler Group
22. SM Motorenteile GmbH
23. TCI Automotive
24. TRB Automotive
25. Wuxi Xizhou Machinery Co. Ltd.