Gran Turismo 5 is the first game in the franchise to provide a damage model, with variations of damage depending on whether a vehicle is a "Standard" or "Premium" car. The game also features weather effects, however they are only available on certain circuits. Optional stereoscopic-3D resolution and karting found a place in the game.[13] Furthermore, new visual effects have been introduced, including dynamic skid marks, dust and the ability for drivers to flash their headlights. A course editor which allows the player to create new circuits by using tools that randomly generate track-parts according to certain player-selected specifications, including the number of corners, the time of day and the number of sectors. There are a variety of themes the player can choose from to act as a base for each circuit design. Themes also have an effect on track length and highest elevation.[14]
The physics are significantly revised compared with Gran Turismo 4. Cars no longer instantly turn-in b
