Speedway Reversed bonus track:
To unlock the Speedway Reversed bonus track, at the main menu, hold L and press X, Square, Triangle, X, Triangle, Square.
Mirror Cup:
To unlock the Mirror Cup, collect all postcards in the Postcard Rally races in Story mode.
Unlockable Characters:
Unlock the following characters by performing the corresponding tasks:
DJ, Snot Rod, Wingo, Boost, or Chick – Defeat them in their Boss race in Story mode.
Doc Hudson – Win the Gran Prix Cup 1
Flo – With the Gran Prix Cup 1
Sheriff – Win the Gran Prix Cup 2
Alternate paint jobs:
To unlock alternate paint jobs for the following cars, place in 1st, 2nd, or 3rd in Time Trial mode on the corresponding tracks. You will unlock a different paint job for finishing in 1st, 2nd, or 3rd, for a total of three different paint jobs for each car:
Chick – Speedway track
DJ – Radiator Cap Run track
Doc Hudson – Mesa Ravine track
Lightening McQueen – Figure 8 track
Luigi – Diesel Forest track
Mater – Desert Canyon Dash track
Sally Carrera – Radiator Springs track
Sarge – Frank’s Field track
Sheriff – Ironhorse Junction track
Snot Rod – Turbine Canyon
Wingo – Interstate track
Shortcut in Turbine Canyon:
The first shortcut is found where there is about five or six obstacles. Jump or drive over them.