Crafted from high-quality aluminum, the Black Mamba throttle pipe is designed to significantly improve airflow from the intercooler to the throttle body. As a direct replacement for the factory plastic pipe on 2.0 TFSI EA113 engines found in the Golf 5 GTI, Golf 6 R, Leon 2 Cupra, Audi S3 8P, and more, this high-flow inlet pipe enhances performance and reliability. The kit includes a durable silicone throttle body coupler and all necessary hardware for a hassle-free installation.Direct bolt-on upgrade High-quality aluminum construction with black finish 2.5″ (63mm) diameter for improved airflow Reinforced black silicone coupler Complete installation hardware included.