Phase 5 AHI Stealth Wakesurf Board 56 The Phase 5 AHI Stealth was developed to offer an ocean style surfboard feel but for behind the boat. The design features a moon tail shape, wide midsection and a fully rounded pin nose for a perfect blend of handling and performance. The Ahis outline delivers more speed and drive down the line while channeling water flow off the tips of its tail for optimal release. The Ahi Stealth is glassed with our Stealth layup which features a BasaltInnegra weave to pr