The Skunk2 Pro Series throttle body will bolt up seamlessly to any stock intake manifold as well as any Skunk2 Pro Series intake manifold. The Pro Series throttle body is simple to install and will optimize engine airflow for true bolt-on horsepower and torque gains. All Pro Series throttle bodies are CNC-machined from forged billet 6061-T6 aluminum and hard anodized for maximum durability. Each Pro Series application features an optimized housing bore, providing noticeable horsepower gains for naturally aspirated builds with even more impressive gains on turbocharged engines.