An unidentified man was struck and killed by a car in Ronkonkoma on Saturday, Suffolk County police said.

The man was walking on Ronkonkoma Avenue when a northbound 1999 Infiniti, driven by Angela Jozwicki, 28, of Centereach, hit him just south of the Long Island Expressway South Service Road about 5 p.m., police said.

The victim was rushed to Stony Brook University Hospital, where he later died from his injuries, police said.

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Jozwicki was not injured, and no charges have been filed in the case. The Infiniti was impounded for a safety check, police said.

Fourth Squad detectives are investigating the crash. Anyone with information is asked to call 631-854-8452.