|[[Skilled Sonar Personnel + Late Model Bow Torpedo Mount (4 tubes)]] (★+4)<br>[[Late Model Radar & Passive Radiolocator + Snorkel Equipment]] (★+2) | |[[Skilled Sonar Personnel + Late Model Bow Torpedo Mount (4 tubes)]] (★+4)<br>[[Late Model Radar & Passive Radiolocator + Snorkel Equipment]] (★+2) |