Suitable models: Valve Dump Adapter is fit for 2007-2012 (R56, R57), for 1.6 Turbo Engines 207 GT GTI 307 & 308. Aluminum Alloy material: corrosion resistant, reliable for long time use,good plasticity, good corrosion resistance, good weather resistance, good thermal conductivity, good electrical conductivity. Feature: The blow off adapter fits between the existing electrical solenoid and the turbo housing and will stop the re-circulation of hot air and reduce lag,Improve reaction of the turbine, vent extra boost air into the atmosphere instead of sending it back into the engine's pipe,In the process of using, don't worry at all. ¡igh performance: Increases the torque of blow off valve, offering desirable atmospheric blow-off valve sound, enhance turbo engines' high performance,the quality is guaranteed, you can use it with confidence, you can use it for a long time. Quality Guarantee: First of all thank you for choosing to buy our products,If you receive the product and feel dissatisfied or have a problem with the product, please contact us and we will deal with it immediately., Weight: 0.29 pounds