Fire the weapon called Drop Tank, and then press Activate 6 or any other activation group you choose. LORE: DTCM-52 “Ghost Tank” — Drop Tank Cruise MissileAt first glance, the DTCM-52 Ghost Tank looks like an ordinary external fuel tank… but it’s actually a fully self-contained long-range air-to-air cruise missile disguised as a simple auxiliary pod.The Ghost Tank functions normally as a drop tank during flight, storing fuel and keeping a clean aerodynamic shape. Once launched, however, the tank activates its internal guidance system, deploys thrust, and transitions into a high-speed interceptor missile. Sorry for the text on the picture, it's hard to draw with a mouse.