“Phase 2 – Team Playtested Addons”
If you are just discovering the game, here is the standard content included in the base "addon-free" version: need for madness ds addons new
Previously, installing custom cars (like the "Maniac" or "Counterweight") required replacing game files. The new DS addon architecture includes a Virtual File System. You can drop new .nfs car files into an Addons folder without touching the original Game.gcf. “Phase 2 – Team Playtested Addons”