Here are some cheats and tips for the game Final Lap Twin.
End quest:
Enter CARR”kM LA”V3F1 / LAAAAAD MQJAAGj as a password.
Hi level:
Enter NO1O”vj PX”V7N5 / PAAAAAC NQJAAHX as a password.
Hi level, with Mega Motor:
Enter NO1O”vj Pf”UX7N / 5PAAAAC NA1AAHt as a password.