Key Features:

• Direct Fit For: 2017-2020 Honda Civic Si L4-1.5L Turbo
• Does not fit Canadian models
• Dyno Proven gains of up to 29 hp and 25 lb-ft. of torque
• Cold Air Intake Design
• Features Injens patented Air Fusion Technology
• Features Injens patented MegaRam (MR) Technology
• Provides power gains while maintaining A/F ratios
• No additional tuning required
• 6061-T6 aluminum intake tubing
• 2-piece design easily converts to short ram system
• Fully serviceable Injen SuperNano-Web dry air filter
• Replacement air filter part number X-1062-BB
• Optional hydroshield part number 1031BLK
• Available in multiple finishes
• Aggressive engine tone under full throttle
• Smooth intake piping eliminates restrictions and improves airflow
• Made in Pomona California, USA
• Injen Technology Limited Lifetime Warranty

Note: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

Available Colors:

• Polished:SP1581P
• Wrinkle Black:SP1581BLK
• Wrinkle Red:SP1581WR

Upgrade your 2017-2020 Honda Civic Si with the Injen SP1581BLK - SP Series Cold Air Intake System. Designed specifically for this popular model, this high-performance intake system enhances engine efficiency and elevates your driving experience. With its sleek black finish, it not only improves function but also adds an aesthetic appeal to your engine bay.

Performance Benefits

The Injen SP Series Cold Air Intake is engineered to provide remarkable power gains, boasting dyno-proven increases of up to 29 horsepower and 25 lb-ft of torque. Its cold air intake design ensures that your engine receives cooler, denser air, which translates directly into enhanced performance. Additionally, thanks to Injen's patented Air Fusion and MegaRam Technologies, you can achieve these gains while maintaining optimal air-fuel ratios without the need for additional tuning.

Superior Construction

Crafted from high-quality 6061-T6 aluminum, the intake tubing is not only durable but also lightweight, allowing for smoother airflow. The two-piece design provides versatility, enabling easy conversion to a short ram system if desired. Coupled with a fully serviceable Injen SuperNano-Web dry air filter, maintenance is straightforward, ensuring your vehicle continues to perform at its best.

Sound Enhancement

One of the standout features of this cold air intake system is the aggressive engine tone it produces under full throttle. Experience the exhilarating sound as your Civic Si roars to life, giving you the auditory feedback of increased performance that every enthusiast craves.

Compatibility and Warranty

This product is tailored for the 2017-2020 Honda Civic Si models equipped with a 1.5L L4 Turbo engine. Please note that it does not fit Canadian models. Furthermore, the Injen SP1581BLK is backed by a limited lifetime warranty, providing you with peace of mind in your investment.

Available Colors

The Injen SP Series Cold Air Intake System is available in multiple finishes to suit your taste, including:

• Polished: SP1581P
• Wrinkle Black: SP1581BLK
• Wrinkle Red: SP1581WR

Important Note: This product is not currently CARB exempt and cannot be purchased or used in California or any vehicle registered with the California Department of Motor Vehicles.