The point of this list is to show what vehicles have already been added as exclusive vehicles. This is also meant to help moderators in the future so that they can close suggestions that have already been added (and then removed). This list also includes vehicles that you get from completing certain tasks.
THE LIST:
Zarooq SandRacer 500 (Update 39 Exclusive)
Volvo Iron Knight (Update 40 Exclusive)
Ford Fairmont Wagon (Made an Exclusive Vehicle in Update 40)
Scion tC (Made an Exclusive Vehicle in Update 40)
Honda Insight (Made an Exclusive Vehicle in Update 40)
Chevrolet Silverado 1500 (Made an Exclusive Vehicle in Update 40)
Lexus IS 250 (Made an Exclusive Vehicle in Update 40)
Toyota FJ Cruiser (Made an Exclusive Vehicle in Update 40)
WVD Shunobu (Made an Exclusive Vehicle in Update 40)
BMW 435i (Made an Exclusive Vehicle in Update 40)
NM Ventura Sedan (Made an Exclusive Vehicle in Update 40)
Lakeland GT2 S (Made an Exclusive Vehicle in Update 40)
Mercedes-Benz G500 (Made an Exclusive Vehicle in Update 40)
Cadillac Miller-Meteor Ambulance (Mini Update Exclusive Vehicle)
Aston Martin V12 Speedster (Update 41 Exclusive)
1967 Ford Mustang GT (Update 42 Exclusive)
Hot Rod (Ford Model A?) (Halloween Event Car, Update 42)
Ferrari Testarossa (Update 43 Exclusive)
The Sleigh Car (Dodge Challenger Sleigh) (Christmas Event, Update 44)
Nio EP9 (Update 44 Exclusive)
2022 Nissan Z (Mini Update Exclusive)
Porsche 959 (Update 45 Exclusive)
Mazda Atenza Gr.3 Road Car (Update 46 Exclusive)
Audi e-Tron Vision Gran Turismo (Update 47 Exclusive)
Nissan Juke R (Mini Update Exclusive)
Burlak 6x6 (Update 48 Exclusive)
Avanta ZA15 (Made an Exclusive in Update 48)
Forso OHM V2 (Made an Exclusive in Update 48)
Hyundai Ioniq 5 (Mini Update Exclusive)
Morris Mini (Made an Exclusive Vehicle in a Mini Update)
UAZ 452 (Made an Exclusive Vehicle in a Mini Update)
Lexus IS250 (Made an Exclusive Vehicle in a Mini Update)
Bugatti Type 32 (Update 49 Exclusive)
Toyota 222D (Mini Update Exclusive)
Toilet Truck (Update 50 Exclusive)
Porsche 911 Dakar (Mini Update Exclusive)
Nissan GT-R50 (Update 51 Exclusive)
Brabham BT62R (Mini Update Exclusive)
2005 Ford GT (Update 52 Exclusive)
Lo Res Car (Halloween Event Car, Update 52)
Ariel Atom (Mini Update Exclusive)
Lancia Stratos (Do 5 Daily Missions Before Update 53)
Tuk-Tuk (50 Daily Missions)
Magnum MK5 (10 Race Victories)
Hudson Hornet (100 Knockouts)
Buffalo type MRAP Vehicle (1000 Knockouts)
Bugatti Centodieci (1000000 Parts)
Brütsch Mopetta (200 Derby Wins)
Marauder (Master of Gamemodes)
Bugatti EB110 (125 Daily Missions)
Ferrari Enzo (Velocity Tuner)
Porsche 917K (Drift Legend)
Maserati MC20 (Stunt Champion)
Fiat Pongo (10000 Vehicles Crushed)
Porsche 911 GT3 RS (992) (Race Tourer)
Ramp Car (Powerup Master)