Change chassis code to GP
https://www.imcdb.org/vehicle_1771962-Subaru-Impreza-GJ.html
https://www.imcdb.org/vehicle_1693680-Subaru-Impreza-GJ-2012.html
https://www.imcdb.org/vehicle_1693665-Subaru-Impreza-GJ.html
https://www.imcdb.org/vehicle_1307693-Subaru-Impreza-GJ-2012.html

Change to 2015 Subaru WRX [VA]
https://www.imcdb.org/vehicle_1867925-Subaru-Impreza-GJ.html

Add USA as the 'Built in:' country, and (if applicable) as the 'Made for:' country
https://www.imcdb.org/vehicle_1905487-Subaru-Impreza-GK-2017.html
https://www.imcdb.org/vehicle_1727662-Subaru-Impreza-GK-2017.html
https://www.imcdb.org/vehicle_1476206-Subaru-Impreza-GK-2017.html
https://www.imcdb.org/vehicle_1932849-Subaru-Impreza-GT-2020.html
https://www.imcdb.org/vehicle_1949896-Subaru-Impreza-GT.html