2

local rep = game:GetService("ReplicatedStorage")
local ServerStorage = game:GetService("ServerStorage")
local Players = game:GetService("Players")

local event = rep.VWPassat -- your RemoteEvent

local Cars = {}

local function CreateCar(plr, Model)
    if Cars[plr.UserId][Model] then
        print("User has already spawned car of brand " .. Model)
    end

    if plr.TeamColor == BrickColor.new("Really blue") then
        local clone = ServerStorage.VWPassat:Clone()
        clone.Parent = workspace
        clone:MakeJoints()

        -- This will add car to the user cars table with key as the car's name
        Cars[plr.UserId][Model] = clone
    else
        print("Not on the correct team")
    end
end

local function RemoveCar(Client, Model)
    if Client then
        local Car = Cars[Client.UserId][Model]

        if Car then
            Cars[Client.UserId][Model] = nil
            Car:Destroy()
        end
    end
end

local function OnClientAdded(Client)
    -- This will create table of cars for the newly joined gamer, that way
    -- you can store multiple cars of different brands inside of it
    Cars[Client.UserId] = {}
end

local function OnClientRemoving(Client)
    RemoveCar(Client)
end

Players.PlayerAdded:Connect(OnClientAdded)
Players.PlayerRemoving:Connect(OnClientRemoving)
event.OnServerEvent:Connect(CreateCar)