Eventuri Carbon Fibre Intake System - Audi S3 8VPerformance Increase : 16 25hp, 15 22lb ft The VAG 2. 0 TFSi Eventuri intake has been developed to provide the most efficient and direct airflow path to the turbo. By replacing the OEM our Patent Pending Venturi housing and coupling this with a smooth duct, we have ensured that the airflow remains as laminar as possible. Furthermore, the addition of a true cold air feed by adding a scoop to the front grill results in the lowest possible inlet air