Extra parking level
Beat the first 4 levels to unlock truckstop.
New Truck And Trailer
Beat Very Easy Mode With All The Truck And There Should Be A Tight Truck With Lights and 2 Trailers.Cool
Extra Parking Levels
When You Beat The Last Parking Level There Will Be 2 More Tracks,Truckstop And Factory 2
Beat game once in arcade mode and a Chinese cabover truck will appear in the truck selection menu.
New Japanese Truck
Beat the arcade mode on normal difficulty with all 4 truckers and you will unlock "Nippon-Maru"
Finish arcade mode with all 4 original drivers to unlock a new character and truck.
Get Horn Power Up
Beat Lizard Tail from New York to Key West
Get Muffler Power Up
Beat Lizard Tail from St. Petersburg to Dallas
Get Engine Power Up
Beat Lizard Tail from Dallas to Las Vegas
1000 Bonus Points
On the main menu select VERSUS, pick your truck and trailer and then press "a" Select Sea Side 1 as your game level, press "a",start of and when you get to and old ruddy looking building with a big garage crash it and it will say Special 1000 points