| Name | Ordnance Tubes |
| Name (xws) | ordnancetubes |
| Name (short) | Ordnance Tubes |
| Type | Modification |
| Is Unique | No |
| Is Limited | No |
| Cost | 5 |
| Restriction | Huge ship only. Modification. |
| Text | You may treat each of your H upgrade icons as a P or M upgrade icon. When you are instructed to discard a P or M Upgrade card, do not discard it. |
| Availability | Imperial Assault Carrier |