addCommandHandler("dodajtuning",
    function(player,cmd,id)
        if isObjectInACLGroup("user."..getAccountName(getPlayerAccount(player)), aclGetGroup("Admin")) then
            local pojazd = getPedOccupiedVehicle(player)
            if not pojazd or not tonumber(id) then
                return
            end
            addVehicleUpgrade(pojazd,tonumber(id))
            outputChatBox("Dodano część do pojazdu.",player)
        end
    end
)