Los Santos Customs
Los Santos Customs is awarded when you fully mod a vehicle. It is worth 10 Gamerscore on the Xbox 360.
The title of the achievement is a reference to car-customisation companies such as West Coast Customs, of the original Xzibit-hosted Pimp My Ride.
To help improve the meaning of these lyrics, visit "Grand Theft Auto V Achievement List" by Rockstar Games and leave a comment on the lyrics box