The suspended assistant police inspector, an accused in the explosives case and the subsequent death of businessman Mansukh Hiran, is currently in the NIA custody.
A police dog squad, explosive experts and others are inspecting the SUV in which the explosives were stored.
The former Indian batsman was later released on bail.
In a related development, Goswami again moved the Bombay High Court on Saturday, seeking a direction to the lower court not to take cognisance of the charge-sheet.
In 2018, an architect and his mother committed suicide over alleged non-payment of dues by Goswami's Republic TV.
According to the investigators, the actor ended his life by hanging himself from the ceiling using a green coloured night gown made of cotton.
The ashes of late Bollywood actor Sushant Singh Rajput, who died in Mumbai on June 14, were immersed in the Ganga here on Thursday, his family sources said.
Sushant Singh Rajput was found hanging in his residence on Sunday morning by his domestic help.
The 34-year-old actor was found hanging in his Bandra apartment on Sunday.
Many of these 'gun-masters' were trained by retired DGP Arvind Inamdar, sported sophisticated weapons, and they frequently grabbed headlines for 'encounter killings.'