A crash east of Exit 49 killed a pedestrian in Sayville early Thursday morning.

Police say Matthew Wenk, 20, of Islip Terrace, was in the lanes of travel on eastbound Sunrise Highway, east of Exit 49, when he was struck by a 2006 Jeep Liberty at 2:35 a.m.

Wenk was pronounced dead at the scene by a member of Sayville Community Ambulance Company. 

The driver was 20-year-old Farmingville resident Juan Abarca. He was not injured.

The vehicle was impounded for a safety check.

Detectives are asking anyone with information on the crash to contact the Fifth Squad at 631-854-8552.