Are you getting an when trying to open this specific part?
: Repacks like those from FitGirl or CorePack typically compress the game down to between 34 GB and 40 GB before extraction. NBA.2K18.part06.rar
: You cannot extract the game using only "part06." You must have every part (e.g., part01 through the final part) in the same folder to successfully combine and open them. Are you getting an when trying to open this specific part