Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Weerasinghe Rohan 2. Issuer Name and Ticker or Trading Symbol PHINIA INC. [PHIN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 3000 UNIVERSITY DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 05/22/2026 (Street) AUBURN HILLS, MI 48326 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 31,237(1) D Common Stock 12 I By Managed Account

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Deferred Restricted Stock Units

(2)

05/22/2026

A

2,140

(2)

(2)

Common Stock

2,140

$ 0

2,140

D

Deferred Restricted Stock Units

(3)

05/22/2026

A

3,075

(3)

(3)

Common Stock

3,075

$74.8

5,215

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Weerasinghe Rohan 3000 UNIVERSITY DRIVE AUBURN HILLS, MI 48326	X

Signatures

/s/ Kelly A. Albin as attorney-in-fact for Rohan Weerasinghe		05/27/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes 8,551 deferred restricted stock units ("DRSUs") that have vested and will settle upon the reporting person's termination of board service.
(2)	Represents DRSUs that the reporting person elected to receive in lieu of the annual non-employee director grant of shares of restricted stock. Each DRSU is the economic equivalent of one share of PHINIA Inc. common stock and will vest on May 22, 2027. These DRSUs will settle into an equal number of shares of the issuer's common stock, including any additional DRSUs acquired as a result of dividend equivalents that have vested, upon the reporting person's termination of board service pursuant to the issuer's Director Deferred Compensation Program and 2023 Stock Incentive Plan.
(3)	Represents DRSUs that the reporting person elected to receive in lieu of the annual non-employee director cash retainer. Each DRSU is the economic equivalent of one share of PHINIA Inc. common stock and will vest on May 22, 2027. These DRSUs will settle into an equal number of shares of the issuer's common stock, including any additional DRSUs acquired as a result of dividend equivalents that have vested, upon the reporting person's termination of board service pursuant to the issuer's Director Deferred Compensation Program and 2023 Stock Incentive Plan.

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