Boluwatife Oyewunmi, 22, Enfield, was shot in Enfield on 5 April, 2017 and died earlier this year on Thursday, 11 July.
Following a post-mortem examination, cause of death was recorded as cardiac arrest, pneumonia and brain injury caused by a gunshot wound.
Mr Oyewunmi’s next of kin are being supported by specialist officers.
Police were called at around 21:45hrs on Wednesday, 5 April, to a man shot in Lincoln Road, Enfield near to the Travelodge hotel.
Officers and the London Ambulance Service attended the location, and Boluwatife was taken to hospital in a critical condition.
Detective Chief Inspector Paul Considine from Specialist Crime, said:
“Two years is a long time and this has clearly been a very difficult period for Boluwatife’s family.
“Loyalties between those behind this shooting may have changed. Do you have information about those responsible?
“The investigation has been open since the incident happened and we continue to appeal to anyone with information to come forward and speak to us.
“The shooting took place near a Travelodge hotel in Enfield. Were you staying there? Did you hear or see anything that could be of use to the investigation?”
Five men arrested in 2017 in connection with the incident remain under investigation.
Three other men who were arrested have been released and will face no further action.
Anyone who witnessed the incident or has any information, is asked to contact the Incident Room on 020 8345 3865 or via Twitter @MetCC CAD 9426 of 5 April 2017.
To give information anonymously call Crimestoppers on 0800 555 111 or visit www.crimestoppers-uk.org.
Any young people who have information about violence can visit www.fearless.org, where they can pass on information anonymously – the I.P address will not be traced. Fearless is part of the Crimestoppers charity, and is also independent of the police.