a.-	2_avus50sNormal --> install

	Optional - avus50sHires    --> replace dat

b.-	Optional - 3do medium / large

c.-	Optional - asphalt (256/512/1024) o light (256/512/1024)

d.-	Optional - alternate covers

Save your original directory ..sierra\gpl\tracks\avus50s --> in another place 
Salvar carpeta avus50s original ..sierra\gpl\tracks\avus50s --> otro sitio 

Put the whole directory from the .rar .. sierra\gpl\tracks\avus50s
poner carpeta completa del .rar en ..sierra\gpl\tracks\avus50s