Company: SSUP
Filing Date: 2025-08-15
Form Type: DEFM14A
Source: 0001140361-25-031532
Chunk: 281

Company: SUPERIOR INDUSTRIES INTERNATIONAL INC
Filing Date: 2025-08-15
Form: DEFM14A
Chunk 281
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 Del. Laws, c. 145, §§ 11-16; 77 Del. Laws, c. 14, §§ 12, 13; 77 Del. Laws, c. 253, §§ 47-50; 77 Del. Laws, c. 290, §§ 16, 17; 79 Del. Laws, c. 72, §§ 10, 11; 79 Del. Laws, c. 122, §§ 6, 7; 80 Del. Laws, c. 265, §§ 8-11; 81 Del. Laws, c. 354, §§ 9, 10, 17; 82 Del. Laws, c. 45, § 15; 82 Del. Laws, c. 256, § 15; 83 Del. Laws, c. 377, § 9; 84 Del. Laws, c. 98, § 9.

<div align='center'>B-17</div>

#### TABLE OF CONTENTS

#### Annex C

#### Final Form

### VOTING AND SUPPORT AGREEMENT
This Voting and Support Agreement (this “ Agreement ”), dated as of [•], 2025, is entered into by and between Superior Industries International, Inc., a Delaware corporation (the “ Company ”), and [•], a [•] (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 [•] shares of common stock, par value