You're looking for information on Need for Speed: Payback, specifically a save game with all cars unlocked at 100% completion. Here's what I can gather:
Thus, a 100% save game offers:
Maxed Performance: Many saves include cars already upgraded to Level 399, the maximum cap for speed and handling. nfs payback 100 save game all cars
Unlocked Car Classes: All car classes, including Race, Drift, Off-Road, Drag, and Runner, are fully available. All Cars Unlocked: Includes high-end models like the Koenigsegg Regera and Beck Kustoms F132 You're looking for information on Need for Speed: