Application: This wastegate has a wide range of applications, suitable for turbo vehicles with 1 inch adapters and vehicles with flow meters. Equipped with vacuum nipple, short vacuum tube, jublie clamp and preload washer. Material: High quality materials, sturdy and reliable, stable performance. Establish compliance with standard specifications and strictly follow factory quality control to ensure excellent performance. Advantage: Top rotary valve design can adjust the spring pressure, the valve can be easily adjusted and it can be adjusted when installing it on the vehicle. The valve can connect to atmospheres or recirculate or both. Easy to install: Discharges directly to atmosphere creating desirable sound. Ready to install with no mounting kit required although professional fitting is recommended.