Grundig dual port Blow off Valve 25MM for VW GOLF MK4 GTI POLO GTI 1.8T 20V

Grundig Founded in 1945 in Germany by Max Grundig, Grundig advanced automotive electronics. After being acquired by Delphi Technologies in 2003, it expanded to North America and is now owned by Germany’s THS, integrating German engineering with American automotive knowledge. As a global mobility solutions provider, Grundig Auto supplies ebikes, high-quality audio systems, and vehicle components using European technology and global production networks . Specifications: Type: blow off valve Material: Aluminum Color: Black Fitment: All VAG 1.8T Engines (fitted in the Golf, Polo, Passat, Seat Leon, Ibiza, Cupra, Audi A3, S3, A4, TT and many others) Porsche Bi Turbo Units Saab Turbo (check before purchase as Saab have an extremely high number of Turbo engines) Fiat Punto GT & Coupe Renault 5 GT Turbo Key Features: Our Dual Port 25mm unit a truly remarkable valve that gives a combination of blow off and recirculation valve operation, all at the same time, and has been specifically designed for the many turbo engined applications that operate metered airflow management systems. This means you get some of the noise of the atmopsheric blow off valve (woosh) whilst retaining the compatibility with the recirculation requirements of the engine management system. As a bonus we also offer the ability to convert the valve to recirculation only mode for those times when stealth running is required. Note: (lMPORTANT) No Instructions Included. Professional Installation ls Highly Recommended . Please check the size measurement chart carefully before making payment. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) The color of the actual items may slightly different from the listing images due to different computerscreen,thanks for your understanding.