Company: SSUP
Filing Date: 2025-07-30
Form Type: PREM14A
Source: 0001140361-25-027895
Chunk: 253

Company: SUPERIOR INDUSTRIES INTERNATIONAL INC
Filing Date: 2025-07-30
Form: PREM14A
Chunk 253
---
 Name: Majdi Abulaban                         |
|                                         |     | Title: President and Chief Executive Officer |
| SUP PARENT HOLDINGS, LLC                |     |                                              |
| By:                                     |     | /s/ Robert LaRoche                           |
|                                         |     | Name: Robert LaRoche                         |
|                                         |     | Title: President                             |
| SUP MERGER SUB, INC.                    |     |                                              |
| By:                                     |     | /s/ Robert LaRoche                           |
|                                         |     | Name: Robert LaRoche                         |
|                                         |     | Title: President                             |

[ Signature Page to Agreement and Plan of Merger]

A-50

#### TABLE OF CONTENTS

#### Annex B

#### Execution Version

### VOTING AND SUPPORT AGREEMENT
This Voting and Support Agreement (this “ Agreement ”), dated as of July 8, 2025, is entered into by and between Superior Industries International, Inc., a Delaware corporation (the “ Company ”), and TPG Growth III Sidewall, L.P., a Texas Limited Partnership (the “ Stockholder ”). Capitalized terms used but not defined herein shall have the meanings given to them in the Merger Agreement (as defined below).

### RECITALS
WHEREAS, concurrently with the execution and delivery of this Agreement, (i) the Company, (ii) SUP Parent Holdings, LLC, a Delaware limited liability company (“ Parent ”), and (iii) SUP Merger Sub, Inc., a Delaware corporation and a direct wholly owned Subsidiary of Parent (“ Merger Sub ”), have entered into an Agreement and Plan of Merger (as it may be amended from time to time, the “ Merger Agreement ”), which provides, among other things, for the merger of Merger Sub with and into the Company (the “ Merger ”), with the Company surviving the Merger as a wholly owned subsidiary of Parent; and

WHEREAS, as of the date hereof, the Stockholder is the record and/or “beneficial owner” (within the meaning of Rule 13d-3 under the Exchange Act) of zero shares of common stock, par value $0.01 per share, of the Company (the “ Common Stock ”) and 150,000 shares of preferred stock, par value $0.01 per share (the “ Preferred Stock ”), being all of the shares of Common Stock and Preferred Stock owned of record or beneficially by the Stockholder