download it onto your GTA SA computer game
after intalling the buggati car{mod} in which place the car will be avilable.
There's No Cheat, If you see a bugatti veyron in gta san andreas, it is a MOD for The PC Version Of The Game
..There isn't. It's a mod for the PC.
There is no Bugatti in San Andreas due to copyright, but the fastest car in the game is the bullet, and is extremely rare. there is no code that I know of to actually spawn a bullet, but if you are...
San Fierro is at the North-West part of San Andreas. Hope i helped.