Win all the Chopper of America Bike Club races to unlock the Hotmatch Skully bike.

Collect thirty six Rockstar Games logos to unlock the race starter riders.

Win race 8 of 15 from Choppers of America Racing Club.

Win race 6 of 15 from Big Playas Racing Club.

Win the San Diego Stage tournament to unlock the 1957 Chevy Bel Air.

Win race 3 of 13 from the UnDefeatable Street Racing Club.

Defeat Roy in 4 of 4 races in Atlanta.

Win race 9 of 13 from the UnDefeatable Street Racing Club.

When drafting someone (sharing the air from the car in front), you will see a meter on the
right-hand side of the screen fill up. When it is red and starts beeping, press Nitrous
and you will get a sudden boost, allowing you to leave your competition in the dust.

Win race 5 of 15 from the American Royalty Racing Club.

Defeat Phil in San Diego to unlock the Phil bike rider costume.

Win race 9 of 15 from the American Royalty Racing Club.

To get to the baseball stadium, get your map fixed then go all the way down to the bottom
of it. While looking at your map, press Up and look to the right on the map. Follow the
road that the strange shape is on to reach the stadium.

Win race 1 of 15 from the American Royalty Racing Club.

Defeat Vito in 3 of 3 races in Atlanta.

Enter the options screen and select the "Cheats" option. Enter "haveyouseenthisboy"
at the cheat menu.

Defeat all the street racers in Atlanta to unlock the Atlanta police car.

Win race 7 of 13 from the UnDefeatable Street Racing Club.

Win race 6 of 13 from the UnDefeatable Street Racing Club.

Enter the options screen and select the "Cheats" option. Enter "getheadm" at the
cheat menu.