Key Features:

• Direct Fit For: 2017-2021 Honda Civic Si L4-1.5L Turbo
• Dyno Proven gains of up to 22 hp and 18 lb-ft. of torque
• Designed to work with the stock calibration
• Aggressive intake growl under acceleration
• Durable Roto-Molded Polyethylene tube and housing
• Injen Clear-View badge for simple air filter inspection
• Reinforced automotive grade silicone couplers
• Fully serviceable Injen SuperNano-Web dry air filter
• Replacement air filter part number X-1110-BB
• Twist-Lock Technology* to securely integrate the air filter to the housing
• Stainless steel band clamps with inner protective liner
• Aggressive under hood appearance while maintaining an OE fit
• Our clear inspection badge allows you to quickly check the condition of your air filter while the red stripe enhances under hood appearances.
• 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.

Introducing the Injen EVO1501 - Evolution Cold Air Intake System, a cutting-edge performance upgrade designed specifically for your Honda Civic Si. This air intake system is engineered to enhance your vehicle's power and responsiveness while maintaining optimal efficiency.

Boost Your Performance

The Injen EVO1501 delivers impressive dyno-proven gains of up to 22 horsepower and 18 lb-ft of torque. Optimized for the 2017-2021 Honda Civic Si with a L4-1.5L turbo engine, this cold air intake system allows you to experience thrilling acceleration and improved engine performance under various driving conditions.

Seamless Integration

This intake system is designed to work seamlessly with your stock calibration, ensuring reliable performance without compromising your vehicle’s original setup. The durable roto-molded polyethylene tube and housing provide not only strength but also an aggressive under-hood appearance that complements your Civic's aesthetic.

Exceptional Features for Enthusiasts

The Injen EVO1501 includes several innovative features, such as reinforced automotive-grade silicone couplers and stainless steel band clamps with an inner protective liner, all contributing to a robust installation. The fully serviceable Injen SuperNano-Web dry air filter enhances airflow while being easy to maintain. Plus, with Twist-Lock Technology, securing the air filter to the housing is simple and effective.

Easy Inspection and Maintenance

Keeping an eye on your air filter's condition has never been easier thanks to the Injen Clear-View badge, which allows for quick inspections. The vibrant red stripe adds a striking look under the hood, making maintenance checks both functional and stylish.

Quality You Can Trust

Proudly made in Pomona, California, the Injen EVO1501 comes with a limited lifetime warranty, reinforcing the brand's commitment to quality and durability. For enthusiasts who demand the best for their Honda Civic Si, this cold air intake system is a must-have addition to your automotive upgrades.

Important Note: The Injen EVO1501 is not currently CARB exempt and cannot be purchased or used in California or on any vehicle registered with the California Department of Motor Vehicles.