car-ui-lib/referencedesign/res/values/values.xml

<resources>
    <style name="TextAppearance.CarUi.Widget" parent="android:TextAppearance.DeviceDefault.Widget"/>

    <style name="TextAppearance.CarUi.Widget.Toolbar"/>

    <style name="TextAppearance.CarUi.Widget.Toolbar.Title">
        <item name="android:singleLine">true</item>
        <item name="android:textSize">32sp</item>
    </style>

    <dimen name="car_ui_toolbar_logo_size">44dp</dimen>
    <dimen name="car_ui_toolbar_nav_icon_size">44dp</dimen>

    <bool name="car_ui_toolbar_menuitem_individual_click_listeners">true</bool>
</resources>