Unlock your engine's true potential with the Injen SP1576P Polished Cold Air Intake, designed specifically for the 2002-2005 Honda Civic Si. This intake system features Injen's proprietary MegaRam Technology, ensuring optimized airflow and increased horsepower gains of up to 12.1 HP and torque gains of 12.7 ft. lbs. The 6061-T6 aluminum construction guarantees a durable yet lightweight design, providing a smooth pathway for airflow to enhance performance while maintaining a clean aesthetic under your hood. The Injen SuperNano-Web dry air filter included in this system offers superior filtration and greater airflow, ensuring your engine breathes clean air for optimal performance. Experience an aggressive and throaty sound that not only elevates your vehicle's presence but also gives you the power you can hear and feel. With multiple finishes available, you can customize your intake to match your style. Plus, enjoy peace of mind with Injen's limited Lifetime Warranty, making this cold air intake a reliable addition to your performance upgrades. <b>Features:</b> * Feature: Injen MegaRam Technology for optimized airflow * Feature: 6061-T6 aluminum construction for durability and lightweight performance * Feature: SuperNano-Web dry air filter for superior filtration and increased airflow * Feature: Achieves up to 12.1 HP and 12.7 ft. lbs. torque gains * Feature: Aggressive sound that enhances overall driving experience * Feature: Available in multiple finishes for personalized styling * Feature: Limited Lifetime Warranty for added peace of mind