Stellantis revives inline-six engine; 2 twin-turbo engines debut this year Stellantis revives inline-six engine; 2 twin-turbo engines debut this year March 25, 2022 dzadmin Comments 0 Comment Stellantis vehicles that are front-engine, rear-wheel drive, such as pickups and SUVs, will be available in the 2023 model year with a new 3.0-liter inline-six, the first for a Jeep or Dodge since 2006.