Turbosmart genuine spares and accessories are produced in order to ensure the longest possible service life for your favorite Turbosmart gear. These spares and accessories are not an afterthought, they are the components Turbosmart use in the hand assembly of your product, simply made available as a product you can use yourself to update, service or rebuild your Turbosmart product. Replacement spring kit to suit Turbosmart GenV WG38 UltraGate38 and WG40 CompGate40 External Wastegates made from high quality materials and hand tested to ensure specification, prior to packaging or assembly. Designed and developed inhouse, Turbosmart springs and manufactured to the highest standards to ensure peak performance, operation and reliability even under the most extreme conditions. Note: Springs are not always interchangeable between products and ranges. If in doubt, you should check our website for part number recommendations or contact Turbosmart for further advice.