In general, an S and intake can offer some horsepower gains, especially in turbocharged or supercharged vehicles. However, it's important to note that the actual gains achieved can be influenced by a variety of factors, including:
1. Engine Displacement and Turbo/Supercharger Size: Larger displacement engines and higher-capacity turbochargers or superchargers tend to benefit more from S and intake upgrades.
2. Quality of S and Intake Components: The design, engineering, and materials used in the S and intake components play a significant role in determining the efficiency and performance gains.
3. Tuning and Calibration: Proper tuning is essential to optimize performance gains and ensure that the engine runs smoothly and efficiently with the new components.
4. Supporting Modifications: Other supporting modifications, such as a high-flow exhaust system, upgraded intercooler, and improved fuel delivery system, can further complement the gains from an S and intake.
5. Engine Health and Condition: The overall condition and health of the engine, as well as the driveline components, can affect the effectiveness of S and intake modifications.
Therefore, it is recommended to consult with a professional tuner or automotive expert who is familiar with your specific vehicle and can assess the potential horsepower gains based on the specific components you are considering. They can provide a more accurate estimate and ensure that the modifications are installed and tuned appropriately for optimal performance.