GenV spring replacement tool kit from Turbosmart Turbosmart GenV spring replacement tool kit Tool to replace the springs on the Gen5 WG Complete tool kit to change the springs on the Turbosmart GenV wastegates Complete tool set for changing the springs on the Turbosmart GenV wastegates. Turbosmart has created a universal spring change tool to further assist with spring changes away from the workshop, or for those who don"t want to invest in specific tooling to assist with changing the springs in a wastegate.