You are downloading the SBK15 Official APPX file v18.104.22.168 for Windows Phone. SBK15 Official is a paid and fun Racing & Flying game: NEW!!! Check out the “Mission: Impossible - Rogue Nation” bonus track: be an IMF agent and outrun the Syndicate to retrieve classified intel in ... You can now download the offline APPX file to install & try it.
Download Locations for SBK15 Official 22.214.171.124 APPX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline APPX File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline SBK15 Official APPX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.