Description
Enhance your Honda Civic Si’s performance with the Injen SP1581WR cold air intake system, designed specifically for 2017 to 2020 models. Crafted from durable 6061-T6 aluminum, the intake tube features a smooth, uninterrupted path that optimizes airflow for increased horsepower and torque. This system is engineered with Injen’s patented MegaRam (MR) Technology and Air Fusion technology, which work together to maximize tuning efficiency and maintain a safe air-fuel ratio throughout the power band. The result is dyno-proven gains of up to 29 horsepower and 25 lb-ft of torque, providing both noticeable power and an aggressive engine tone under full throttle. The intake kit includes a fully serviceable Injen SuperNano-Web dry air filter, offering increased surface area for superior airflow and filtration. Its innovative design allows for easy maintenance and cleaning, ensuring consistent performance. The 2-piece design can be converted into a short ram system if desired, offering versatility to match your driving style. The system’s aesthetic appeal is enhanced by a sleek wrinkle red finish, making your engine bay stand out. This intake is made in Pomona, California, and includes hardware, instructions, and optional accessories like the hydroshield for added protection. Built for enthusiasts seeking reliable power gains and a dynamic sound, the Injen SP series intake guarantees quality with an Injen limited lifetime warranty. Please note, this product is not CARB-exempt and is not legal for use in California on emissions-compliant vehicles. Upgrade your Honda Civic Si with this high-performance cold air intake and experience the difference in both sound and power.
Features:
- 6061-T6 aluminum intake tube for durability and smooth airflow
- Injen’s patented MegaRam (MR) Technology for optimized tuning
- Air Fusion Technology for enhanced airflow and performance
- Dyno-proven power gains of up to 29 HP and 25 lb-ft torque
- Fully serviceable SuperNano-Web dry air filter for increased surface area and filtration
- 2-piece design allows conversion to a short ram system
- Aggressive engine tone under full throttle
- Available in multiple finishes, including wrinkle red
- Made in California, USA with quality craftsmanship
- No additional tuning required for installation
- Includes hardware, instructions, and optional hydroshield accessory
- Limited lifetime warranty for peace of mind
Fitment:
Honda Civic Si 2017
Honda Civic Si 2018
Honda Civic Si 2019
Honda Civic Si 2020
Honda Civic Type R 2017
Honda Civic Type R 2018























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