GM says it’s ready to start selling power adapters compatible with Tesla, more than a year after it announced plans to adopt the related charging standard.

The Detroit automaker said Wednesday that it is opening up access to more than 17,800 Tesla Superchargers for its customers, with the use of a GM approved NACS DC adapter. Customers in the United States will be able to buy the adapter for $225 through GM vehicle brand mobile apps.

Detroit automaker's U.S. customers will be able to buy GM-approved NACS DC adapter through vehicle brand's mobile apps.

Previously, GM electric vehicles weren’t compatible with Tesla Superchargers, as they were outfitted with a different proprietary charging port. Those who own these EVs can purchase an adapter for $225 using your vehicle brand’s mobile app. The app can also help owners locate the closest Supercharger station.

To gain immediate access, owners of electric Chevy, Cadillac, and GMC vehicles will need to purchase “GM approved” Tesla adapters through each brand’s smartphone app for $225. Future GM vehicles will come with Tesla’s charging port natively installed.

General Motors has announced its electric vehicles can now use the Tesla Supercharger network of fast chargers, but owners must buy a $225 adapter.

General Motors is now offering adapters to help its electric vehicle owners access Tesla chargers. The automaker said Wednesday that it is opening up access to more than 17,800 Tesla

GM will offer the NACS adapters for $225 through its vehicle brand mobile apps, which can also be used to locate charging stations and pay for charging sessions. They will initial

General Motors Co. said Wednesday it will offer access to more than 17,800 Tesla Inc. superchargers through a $225 NACS DC adapter that it has approved for use with its electric vehicles (EVs). The move is part of an effort by the auto giant to provide access to more than 231,