A direct replacement for the factory components on 2.0 TFSI EA113 engines found in the Golf 6R, S3 8P, and Leon 2 Cupra, the Black Mamba K04 turbo outlet kit is designed to optimize airflow from the turbo to the intercooler. This kit includes a high-flow black powder-coated aluminum pipe, a reinforced silicone hose, and a precision-engineered turbo muffler delete. By enhancing airflow, it delivers an increase of 5-7hp, improved boost response, and a more pronounced turbo sound.Direct bolt-on installation Dyno-proven gain of 6hp on Stage 2+ setups 2.25” (57mm) diameter 4-ply black silicone hose Aluminum turbo muffler delete Complete hardware included Note: Not compatible with K03 turbo.