1. Benteler International AG
2. Bosal International N.V
3. Ebersp?cher Group
4. Faurecia S.A.
5. Friedrich Boysen GmbH & Co. KG
6. Futaba Industrial Co. Ltd.
7. Harbin Airui Automotive Exhaust Systems Co. Ltd.
8. SANGO Co. Ltd.
9. Tenneco Inc.
10. Yutaka Giken Co. Ltd.