<configs>
    <append xpath="/item_modifiers">
        <item_modifier name="modjetrocket" installable_tags="rocket" modifier_tags="speed" blocked_tags="noMods" type="attachment">
            <property name="Extends" value="modGeneralMaster"/>
            <property name="DescriptionKey" value="modjetrocketDesc"/>
            <property name="UnlockedBy" value="modVehicleSuperChargerSchematic"/>
            <property name="TraderStageTemplate" value="modsTier3"/>
            <property name="CustomIcon" value="turbo"/>
            <effect_group tiered="false">
                <passive_effect name="VehicleMotorTorquePer" operation="perc_add" value="1"/>
                <passive_effect name="VehicleVelocityMaxPer" operation="perc_add" value="1"/>
            </effect_group>
        </item_modifier>
    </append>
</configs>