In version 2.1 of Slant-Six (30.08.25):
1966/1967:
- Fixed some issues
- Body settings of all trim levels have been changed

1968/1967/1969:
- Super Six Configuration
- 70 now have the option of installing lights on the hood
- Added the color "Go Green" High Impact
- Separation of low beam and high beam headlamps
- Additional Sport Comp Boost sensors
- Painted 69-foot taillight

All release years:
- Fixed the slot for the six-cylinder engine
- Adjusting the carburetor in the game for the 318 LA engine: changing the composition of the mixture allowed to increase power, reduce smoke and roughness of idling
- Supercharger for Chrysler B/RB
- Refinement of Slant Six! Individual sound, supercharger, turbocharger, improved compatibility with the second generation engine and other tuning parts