Enhance the performance of your 2017-2020 Honda Civic Si with the Mishimoto Performance Air Intake Kit (Part Number: MMAI-CIV-17SIBK). This high-quality air intake is specifically engineered for turbocharged Civics and provides noticeable improvements in engine performance and throttle response. With a sleek black finish, it adds an aggressive look to your engine bay while optimizing airflow for better performance. The Mishimoto intake features a steel wire reinforced silicone intake arm to improve airflow and maintain cooler intake air temperatures, outperforming traditional aluminum designs. Its innovative airbox protects the Mishimoto high-performance air filter from engine heat and minimizes the risk of hydrolock. The included venturi-style MAF housing ensures smoother airflow, resulting in consistent dyno-proven gains of approximately 4 horsepower and 4 ft-lbs of torque. Designed for easy installation, this intake kit is a complete bolt-on solution that works perfectly with the stock tune and comes with a Mishimoto Lifetime Warranty for peace of mind. <b>Features:</b> * Performance: Enhances engine performance and throttle response: Performance: Enhances engine performance and throttle response * Design: Black powder-coated steel airbox protects the air filter: Design: Black powder-coated steel airbox protects the air filter * Material: Steel wire reinforced silicone intake arm improves airflow: Material: Steel wire reinforced silicone intake arm improves airflow * Compatibility: Direct-fit modification for easy installation: Compatibility: Direct-fit modification for easy installation * MAF Housing: Venturi-style inlet for smoother airflow: MAF Housing: Venturi-style inlet for smoother airflow * Warranty: Includes Mishimoto Lifetime Warranty: Warranty: Includes Mishimoto Lifetime Warranty