Statements in this Quarterly Report on Form 10-Q (“Form 10-Q”) (including Management’s Discussion and Analysis of Financial Condition and Results of Operations) may constitute forward-looking statements as contemplated by the 1995 Private Securities Litigation Reform Act (the “Act”) that are based on management's current outlook, expectations, estimates and projections. Words such as “anticipates,” “believes,” “continues,” “could,” “designed,” “effect,” “estimates,” “evaluates,” “expects,” “forecasts,” “goal,” “guidance,” “initiative,” “intends,” “may,” “outlook,” “plans,” “potential,” “predicts,” “project,” “pursue,” “seek,” “should,” “target,” “when,” “will,” “would,” and variations of such words and similar expressions are intended to identify such forward-looking statements. Further, all statements, other than statements of historical fact contained or incorporated by reference in this Form 10-Q, that we expect or anticipate will or may occur in the future regarding our financial position, business strategy and measures to implement that strategy, including changes to operations, competitive strengths, goals, expansion and growth of our business and operations, plans, references to future success and other such matters, are forward-looking statements. Accounting estimates, such as those described under the heading “Critical Accounting Policies and Estimates” in Item 7 of our Annual Report on Form 10-K for the year ended December 31, 20202021 (“Form 10-K”), are inherently forward-looking. All forward-looking statements are based on assumptions and analyses made by us in light of our experience and our perception of historical trends, current conditions and expected future developments, as well as other factors we believe are appropriate under the circumstances. Forward-looking statements are not guarantees of performance, and the Company’s actual results may differ materially from those expressed, projected, or implied in or by the forward-looking statements.

You should not place undue reliance on these forward-looking statements, which speak only as of the date of this Form 10-Q. Forward-looking statements are subject to risks and uncertainties, many of which are difficult to predict and generally beyond our control, that could cause actual results to differ materially from those expressed, projected or implied in or by the forward-looking statements. These risks and uncertainties, among others, include:include supply disruptions impacting us or our customers, such as the current shortage of semiconductor chips that has impacted original equipment manufacturer (“OEM”) customers and their suppliers, including us; commodities availability and pricing; competitive challenges from existing and new competitors including OEM customers; the challenges associated with rapidly-changing technologies, particularly as relates to electric vehicles, and our ability to innovate in response; uncertainties regarding the extent and duration of impacts of matters associated with the COVID-19/coronavirus pandemic (“COVID-19”), including additional production disruptions; the failure to realize the expected benefits of the acquisition of Delphi Technologies PLC that we completed on October 1, 2020; the failure to realize the expected benefits of the acquisition of AKASOL AG (“AKASOL”) or a delay in the ability to realize those benefits; the failure to successfully execute on a timely basis our taking private strategy with respect to AKASOL; the difficulty in forecasting demand for electric vehicles and our electric vehicles revenue growth to 2030;growth; potential disruptions in the global economy caused by Russia’s invasion of Ukraine; the ability to identify targets and consummate acquisitions on acceptable terms; failure to realize the expected benefits of acquisitions;acquisitions on a timely basis including our 2021 acquisition of AKASOL AG (“AKASOL”) and our 2020 acquisition of Delphi Technologies PLC (“Delphi Technologies”); the ability to identify appropriate combustion portfolio businesses for disposition and consummate planned dispositions on acceptable terms; the failure to promptly and effectively integrate acquired businesses; the potential for unknown or inestimable liabilities relating to the acquired businesses; our dependence on automotive and truck production, both of which are highly cyclical and subject to disruptions; our reliance on major OEM customers; fluctuations in interest rates and foreign currency exchange rates; availability of credit; our dependence on key management; our dependence on information systems; the uncertainty of the global economic environment; the outcome of existing or any future legal proceedings, including litigation with respect to various claims; future changes in laws and regulations, including, by way of example, taxes and tariffs, in the countries in which we operate; impacts from any potential future acquisition or divestituredisposition transactions; and the other risks, including, by way of example, pandemics and quarantines, noted in reports that we file with the Securities and Exchange Commission, including Item 1A, “Risk Factors” in our most recently-filed Form 10-K. We do not undertake any obligation to update or announce publicly any updates to or revisions to any of the forward-looking statements in this Form 10-Q to reflect any

This section and the discussions contained in Item 1A, “Risk Factors,” and in Item 7, subheading “Critical Accounting Policies and Estimates” in our most recently-filed Form 10-K are intended to provide meaningful cautionary statements for purposes of the safe harbor provisions of the Act. This should not be construed as a complete list of all of the economic, competitive, governmental, technological and other factors that could adversely affect our expected consolidated financial position, results of operations or liquidity. Additional risks and uncertainties, including without limitation those not currently known to us or that we currently believe are immaterial, also may impair our business, operations, liquidity, financial condition and prospects.

In addition to results presented in accordance with accounting principles generally accepted in the United States of America (“GAAP”), this report includes non-GAAP financial measures. The Company believesWe believe that these non-GAAP financial measures provide additional information that is useful to investors in understanding the underlying performance and trends of the Company. Readers should be aware that non-GAAP financial measures have inherent limitations and should be cautious with respect to the use of such measures. To compensate for these limitations, we use non-GAAP measures as comparative tools, together with GAAP measures, to assist in the evaluation of our operating performance or financial condition. We ensure that these measures are calculated using the appropriate GAAP components in their entirety and that they are computed in a manner intended to facilitate consistent period-to-period comparisons. The Company'sOur method of calculating these non-GAAP measures may differ from methods used by other companies. These non-GAAP measures should not be considered in isolation or as a substitute for those financial measures prepared in accordance with GAAP. Where non-GAAP financial measures are used, the most directly comparable GAAP or regulatory financial measure, as well as the reconciliation to the most directly comparable GAAP financial measure, can be found in this report.

The accompanying unaudited Condensed Consolidated Financial Statements of BorgWarner Inc. and Consolidated Subsidiaries (the “Company”) have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) for interim financial information and with the instructions to Form 10-Q and Rule 10-01 of Regulation S-X. Accordingly, they do not include all of the information and footnotes necessary for a comprehensive presentation of financial position, results of operations and cash flow activity required by GAAP for complete financial statements. In the opinion of management, all normal recurring adjustments necessary for a fair statement of results have been included. Certain prior period amounts have been reclassified to conform to the current period presentation. Operating results for the three and nine months ended September 30, 2021March 31, 2022 are not necessarily indicative of the results that may be expected for the year ending December 31, 2021.2022. The balance sheet as of December 31, 20202021 was derived from the audited financial statements as of that date. For further information, refer to the Consolidated Financial Statements and Footnotes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2020.2021.

Management makes estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities as of the date of the financial statements and accompanying notes, as well as the amounts of revenues and expenses reported during the periods covered by those financial statements and accompanying notes. Actual results could differ from these estimates.

Throughout 2020, COVID-19 materially impacted the Company’s business and results of operations. During the first quarter of 2020, the impactIndustry production levels were challenged during 2021 primarily as a result of COVID-19 was initially experienced primarilyrelated constrained supply of components, particularly semiconductor chips. The Company expects production levels to modestly increase during 2022, however these improvements could be partially offset by operations in China. Following the declarationvarious global disruptions, including but not limited to, input cost inflation, supply chain shutdowns, a potential more widespread resurgence of COVID-19 as a global pandemic on March 11, 2020, government authorities around the world began to impose shelter-in-place orders and other restrictions. As a result, many OEMs began suspending manufacturing operations, particularly in North America and Europe. This led to various temporary closuresimpacts from Russia’s invasion of or reduced operations at, the Company’s manufacturing facilities, late in the first quarter of 2020 and throughout the second quarter of 2020. During the second half of 2020, as global management of COVID-19 evolved and government restrictions were removed or lessened, production levels improved, and substantially all of the Company’s production facilities resumed closer to normal operations by the end of the third quarter of 2020.Ukraine.

In January 2020,November 2021, the FASB issued Accounting Standards Update (“ASU”)ASU No. 2020-1, “Investments - Equity Securities2021-10, “Government Assistance (Topic 321), Investments - Equity Method and Joint Ventures (Topic 323), and Derivatives and Hedging (Topic 815).832): Disclosures by Business Entities about Government Assistance.” It clarifiesis expected to increase transparency in financial reporting by requiring business entities to disclose information about certain types of government assistance they receive. The amendments require the interaction amongfollowing annual disclosures about transactions with a government: (i) information about the nature of the transactions and the related accounting for equity securities, equity method investments, and certain derivative instruments. Specifically,policy used to account for the purposestransactions; (ii) the line items on the balance sheet and income statement that are affected by the transactions, and the amounts applicable to each financial statement line item; and (iii) significant terms and conditions of applying the ASC Topic 321 measurement alternative, a company should consider observable transactions, immediately before applying or upon discontinuing the equity method. Additionally, when determining the accounting for certain forward contractsincluding commitments and purchased options entered into to purchase securities, a company should not consider if the underlying securities would be accounted for under the equity method (ASC Topic 323) or fair value option (ASC Topic 825).contingencies. This guidance was effective for interim and annual periods beginning after December 15, 2020. The Company adopted this guidance as of January 1, 2021, and there was no impact on its Consolidated Financial Statements.

In accordance with ASC Topic 805, “Business Combinations,” acquisitions are recorded using the acquisition method of accounting. The Company recognizes and measures the acquisition date fair value of the identifiable assets acquired, liabilities assumed, and any non-controlling interest using a range a methodologies as of the acquisition date fair value.indicated by generally accepted valuation practices. Various valuation techniques are used to determine the fair value of intangible assets, with the primary techniques being forms of the income approach, specifically the relief-from-royalty and multi-period excess earnings valuation methods. Under these valuation approaches, the Company is required to make estimates and assumptions from a market participant perspective and may include revenue growth rates, estimated earnings, royalty rates, obsolescence factors, contributory asset charges, customer attrition and discount rates.

On June 4, 2021, the Company completed its voluntary public takeover offer for shares of AKASOL AG (“AKASOL”), resulting in ownership of 89% of AKASOL’s outstanding shares. The Company paid approximately €648 million ($788 million) to settle the offer from current cash balances, which included proceeds received from its public offering of 1.00% Senior Notes due 2031 completed on May 19, 2021. Refer to Note 14, “Notes Payable And Debt,” to the Condensed Consolidated Financial Statements for more information. Following the settlement of the offer, AKASOL became a consolidated majority-owned subsidiary of the Company. Upon that settlement, the Company also consolidated approximately €64 million ($77 million) of gross debt of AKASOL. Subsequent to the completion of the voluntary public takeover offer, the Company purchased additional shares of AKASOL for €28 million ($33 million) increasing its ownership to 93% as of September 30,December 31, 2021. The acquisition further strengthens BorgWarner’s commercial vehicle and industrial electrification capabilities, which positions the Company to capitalize on what it believes to be a fast-growing battery module and pack market.

On August 2, 2021, the Company initiated a merger squeeze-out process under German law for the purpose of acquiring 100% of AKASOL. To determineOn December 17, 2021, the shareholders of AKASOL voted to mandatorily transfer to ABBA BidCo. AG, a wholly owned indirect subsidiary of the Company, each issued and outstanding share of AKASOL held by shareholders that did not tender their shares in the Company’s previously completed exchange offer for AKASOL shares (the “Squeeze Out”). In exchange for the AKASOL shares transferred in the Squeeze Out, the Company paid appropriate cash compensation, for all outstanding AKASOL shares,in the Company has engagedamount of €119.16 per share, which was determined after an assessment by a third-party valuation firm, to determine the current fair value of the shares, the adequacy of which will be subsequentlywas examined by an independent, court-appointed auditor. The overall process will take several months and will require a resolutionAt December 31, 2021, the noncontrolling interest in AKASOL of approximately €51 million ($58 million) to be passed by AKASOL’sacquired through the Squeeze Out was reclassified to Other current liabilities in the Company’s Condensed Consolidated Balance Sheet as it was deemed mandatorily redeemable. No shareholder objections were filed during the statutory contestation period, and on February 10, 2022, the Company completed the registration of the Squeeze Out resulting in 100% ownership. The Company settled the Squeeze Out with AKASOL minority shareholders in a general meeting.the first quarter of 2022.

The purchase price was allocated on a preliminary basis as of June 4, 2021. Assets acquired and liabilities assumed were recorded at estimated fair values based on management’s estimates, available information, and supportable assumptions that management considered reasonable. Certain estimated values for the acquisition, including goodwill and deferred taxes, are not yet finalized, and the preliminary purchase price allocations are subject to change as the Company completes its analysis of the fair value at the date of acquisition. The final valuation of assets acquired and liabilities assumed may be materially different from the estimated values shown below.

Any excess of the purchase price over the estimated fair value of net assets was recognized as goodwill. Goodwill of $703$704 million, including the impact of measurement period adjustments, was recorded within the Company’s Air Management segment. The goodwill consists of the Company’s expected future economic benefits that will arise from acquiring this business, which is established in making next-generation products for electric vehicles and the potential development and deployment of future technologies, across a global customer base, in this market and across adjacent industries. The goodwill is not expected to be deductible for tax purposes.

The impact of the AKASOL acquisition on net sales and net earnings was immaterial for the three and nine months ended September 30, 2021. Due to its insignificant size relative to the Company, supplemental pro forma financial information of the combined entity for the current and prior reporting periodperiods is not provided.

In May 2019, the Company invested $50 million in exchange for a 20% equity interest in Romeo Systems, Inc., now known as Romeo Power, Inc., (“Romeo”) a technology-leading battery module and pack supplier that was then privately held. The Company accounted for this investment in Series A-1 Preferred Stock of Romeo under the measurement alternative in ASC Topic 321, “Investments - Equity Securities” for equity securities without a readily determinable fair value. Such investments are measured at cost, less any impairment, plus or minus changes resulting from observable price changes in orderly transactions for an identical or similar investment of the same issuer. In September 2019, the Company and Romeo contributed total equity of $10 million and formed a new joint venture, BorgWarner Romeo Power LLC (“Romeo JV”), in which the Company owns a 60% interest. Romeo JV is a variable interest entity focusing on producing battery module and pack technology. The Company is the primary beneficiary of Romeo JV and consolidates Romeo JV in its consolidated financial statements.

In September 2019, the Company and Romeo contributed total equity of $10 million and formed a new joint venture, BorgWarner Romeo Power LLC (“Romeo JV”), in which the Company owned a 60% interest. Romeo JV was a variable interest entity focusing on producing battery module and pack technology. The estimatedCompany was the primary beneficiary of Romeo JV and had consolidated Romeo JV in its consolidated financial statements. On October 25, 2021, the Company delivered written notice to Romeo that the Company was electing to exercise its right to put its ownership stake in Romeo JV to Romeo. Based on an independent appraisal, the Company’s interest in Romeo JV was valued at $30 million. In February 2022, the Company completed the sale of its 60% interest in Romeo JV for $29 million, the fair value of $30 million reduced by a 5% discount pursuant to the joint venture agreement. During the three months ended March 31, 2022, the Company recorded a gain of $24 million in Other operating (income) expense, net, which represented the difference between the Company’s book value of its interest in Romeo was determined using unobservable inputs including quantitative information from lower valuationsJV compared to the fair value of consideration received. As a result of the sale, the Company has no further rights in recently completed or proposed financings and the liquidation preferences included in theinvolvement with Romeo stock agreements. These unobservable inputs are considered Level 3.JV.

The Company’s restructuring activities are undertaken, as necessary, to execute management’s strategy and streamline operations, consolidate and take advantage of available capacity and resources, and ultimately achieve net cost reductions. Restructuring activities include efforts to integrate and rationalize the Company’s business and to relocate operations to best cost locations.

The following tables display a rollforward of the restructuring liability recorded within the Company’s Condensed Consolidated Balance Sheets and the related cash flow activity:

The following provides details of restructuring expense incurred by the Company’s reporting segments during the three and nine months ended September 30,March 31, 2022 and 2021, and 2020, related to the two plans discussed above:

Estimates of restructuring expense are based on information available at the time such charges are recorded. Due to the inherent uncertainty involved in estimating restructuring expenses, actual amounts paid for such activities may differ from amounts initially recorded. Accordingly, the Company may record revisions of previous estimates by adjusting previously established accruals.

The Company continues to evaluate different options across its operations to reduce existing structural costs over the next few years. The Company will recognize restructuring expense associated with any future actions at the time they are approved and become probable or are incurred. Any future actions could result in significant restructuring expense.

The Company’s net Research & Development (“R&D”) expenditures are included in selling,Selling, general and administrative expenses of the Condensed Consolidated Statements of Operations. Customer reimbursements are netted against gross R&D expenditures as they are considered a recovery of cost. Customer reimbursements for prototypes are recorded net of prototype costs based on customer contracts, typically either when the prototype is shipped or when it is accepted by the customer. Customer reimbursements for engineering services are recorded when performance obligations are satisfied in accordance with the contract. Financial risks and rewards transfer upon shipment, acceptance of a prototype component by the customer or upon completion of the performance obligation, as stated in the respective customer agreement. The Company has contracts with several customers relating to R&D activities that the Company performs at the Company’s various R&D locations.

Items included in Other operating expense, net consist of: