POWER SOLUTIONS INTERNATIONAL, INC.

Cautionary Note Regarding Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and Section 21E of the Securities Exchange Act of 1934, as amended. These forward-looking statements reflect the Company’s current expectations and assumptions regarding future events. Words such as “anticipate,” “believe,” “budget,” “contemplate,” “continue,” “estimate,” “expect,” “forecast,” “guidance,” “intend,” “may,” “outlook,” “plan,” “position,” “project,” “prospect,” “should,” “target,” “will,” “would” and similar expressions are intended to identify forward-looking statements, although not all forward-looking statements contain such identifying words. Forward-looking statements are not guarantees of future performance and are subject to risks, uncertainties and assumptions that could cause actual results to differ materially from those expressed in or implied by such statements.

Important factors that could cause actual results to differ materially include, without limitation: the Company’s ability to comply with the financial and other covenants under the Credit Facility; the timing and ultimate conversion of Power Systems orders into revenue, including data-center-related orders, and the volume and timing of related shipments; quarterly variability in product mix, including the relative contribution of data center and oil and gas products, and the corresponding effect on gross profit and gross margin; customer-specific product requirements and changes in the timing, mix and production requirements of custom product orders, which may affect production costs, shipment timing, net sales and gross margin; the amount and timing of tariff refunds and other non-recurring items, and year-end adjustments, including those arising from inventory counts; the cost, pace, throughput and operational outcomes of capacity ramp-up activities at the Company’s Wisconsin operations, including the duration and magnitude of related production costs; the Company’s ability to execute operational improvement initiatives on the anticipated timetable; the level and persistence of customer demand in the power systems, industrial and transportation end markets; the concentration of the Company’s sales among a limited number of customers, including in the data center market; volatility in oil and gas prices and corresponding demand for related products; supply-chain disruptions, continuing material availability constraints and supplier performance, which may delay deliveries or change the mix of products shipped; macroeconomic, regulatory and trade conditions, including U.S. tariffs and trade restrictions; integration of recent and future acquisitions, including the acquisition of MTL Manufacturing and Equipment; the Company’s ability to achieve the objectives of its Power Boost 2030 strategy; the outcome of pending or future litigation, including the previously disclosed putative federal securities class action and the related consolidated stockholder derivative action, and of any governmental or regulatory inquiries; changes in management or other key personnel and the Company’s ability to recruit and retain key employees; the impact of changes in our effective tax rate or applicable tax legislation; the effectiveness of the Company’s internal control over financial reporting and disclosure controls and procedures; and the other risks and uncertainties described in the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025 and in the Company’s subsequent filings with the U.S. Securities and Exchange Commission, all of which are incorporated by reference into this press release.

The Company’s forward-looking statements speak only as of the date of this release. Except as required by law, the Company expressly disclaims any intention or obligation to revise or update any forward-looking statement, whether as a result of new information, future events or otherwise. Investors are cautioned not to place undue reliance on any forward-looking statements.