Gardaí have confirmed that partial human remains discovered in a burnt-out car in north Dublin are those of Keane Mulready-Woods.
The remains of the 17-year-old were found in a sports bag in Coolock in Dublin on Monday night.
While the other partial human remains were discovered at Trinity Terrace, off Clonliffe Avenue in Drumcondra in Dublin 3, on Wednesday.
An Garda Síochána have received confirmation from Forensic Science Ireland that those are remains of Keane.
The family of the teenager has been informed.
Meanwhile, An Garda Síochána continue to renew several appeals.
Keane was last seen in Drogheda by his family at around 6.00pm on Sunday evening.
At the time he was wearing a navy Hugo Boss tracksuit, black Hugo Boss runners (brown sole, black laces), a red/orange Canada Goose jacket and a Gucci baseball cap.
These items of clothing have not been recovered.
Gardaí have also released an image of a car they are trying to trace.
A blue Volvo V40 SE LUX 1.4 diesel car, which was recovered partially burnt-out on Wednesday, had a registration of 161 D 48646.
It was stolen in the Sandymount area of Dublin on December 15th.
At the time it was found, the car had false registration plates 141 MO 1925.
The Volvo had four matching alloy wheels when it was stolen - however one wheel had been changed.
Investigating Gardaí are also appealing for any person with information - or any road user with video footage - who may have been in or passed through the Ballybough Road, Clonliffe Road, Poplar Row, Luke Kelly Bridge location between midnight on January 14th and 2.00am on January 15th to come forward.
Anyone with information can contact Gardaí at Drogheda on 041-987-4200, the Garda Confidential Line at 1800-666-111, Crime Stoppers on 1800-250-025 or any Garda station.