The Turbosmart 1/16 NPT Hose Barb fittings kit is precision-engineered to ensure a perfect fitting vacuum reference point for Turbosmart's range of external wastegates.Precision-engineered for accurate fit and easy wastegate installations.Includes both take-off barbs and port blanks.High-quality materials.The kit includes both 1/16 NPT barbs for connecting 6mm ID hoses to vacuum/reference ports and blanking plugs. Suitable for a wide range applications including Turbosmart external wastegates that offer reference ports for connecting ancillary gauges and vacuum-driven systems.