The Nautilus GT Kit is included with both 1* 1.6Ω BVC coil and 1* 0.7Ω Meshed coil. All of the Nautilus series coils are compatible with Nautilus GT tank, including Nautilus/Nautilus Mini BVC coils, Nautilus 2/2S restricted DTL and Meshed coils, Triton Mini coils, Nautilus AIO coils.