It happened on Bury Old Road just after 1.30am on Sunday morning
Officers were called to reports of a collision shortly after 1.30am on Sunday 6 October on Bury Old Road, Whitefield.
A silver Vauxhall Astra had collided with a road sign, resulting in the car hitting a nearby wall.
There were two men in the car, one man sadly died at the scene. The second man was taken to hospital and despite the best efforts of emergency staff, was also sadly pronounced dead a short time later.
Anyone with information or dash cam footage of the car should contact the Serious Collision Investigation Unit on 0161 856 4741 or 101, quoting incident 288 of 06/10/2019. Information can also be given anonymously by calling the independent charity Crimestoppers on 0800 555 111.