A man has died after the motorcycle he was riding slammed into a building.

Emergency services were called to the carpark just outside the business on Sappho Rd in Warrick Farm, Western Sydney, about 11.25pm on Friday.

WATCH THE VIDEO ABOVE: Motorcyclist killed in Warwick Farm crash

Police and paramedics arrived soon after to find the male rider, believed to be aged in his 20s, gravely injured.

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Despite desperate attempts to treat the man, he died at the scene. He is yet to be formally identified.

An investigation has been launched into the crash and anyone with information or relevant information has been urged to contact Crime Stoppers.