Injen EVO1501 Evolution Cold Air Intake System for 2017-2020 Honda Civic Si 1.5L Turbo

Transform your 2017-2020 Honda Civic Si's performance with the Injen EVO1501 Evolution sealed cold air intake system. Engineered specifically for the L4-1.5L Turbo engine, this premium intake delivers dyno-proven gains of up to 22 horsepower and 18 lb-ft of torque while adding an aggressive intake growl under acceleration.

Revolutionary Twist-Lock Technology:

The EVO1501 features Injen's patent-pending Twist-Lock system that securely integrates the SuperNano-Web dry air filter directly into the one-piece roto-molded housing. This innovative design eliminates unnecessary parts and provides one of the simplest installations available on the market. The housing includes an Injen Clear-View badge that allows quick air filter inspection while enhancing your under-hood appearance.

Precision-Engineered Performance:

• Custom dyno-tuned roto-molded polyethylene intake tube for maximum power gains
• Patented MAF sensor tuning process ensures accurate fuel trims without check engine lights
• Largest possible SuperNano-Web dry air filter for enhanced air volume and flow
• Reinforced automotive-grade silicone couplers for durability
• Stainless steel band clamps with protective inner liner
• Designed to work with stock ECU calibration

Quality Construction:

Manufactured in Pomona, California, USA, every EVO1501 system undergoes rigorous testing to ensure optimal performance and reliability. The durable roto-molded construction provides OE-quality fit and finish while maintaining an aggressive appearance under the hood.

What's Included:

Complete sealed cold air intake system with housing, intake tube, SuperNano-Web dry air filter, all necessary hardware, and detailed installation instructions. The fully serviceable air filter can be replaced with Injen part number X-1110-BB.

Key Specifications:

• Direct fit for 2017-2020 Honda Civic Si L4-1.5L Turbo
• Dyno-proven gains: Up to 22 HP and 18 lb-ft torque
• Backed by Injen Technology Limited Lifetime Warranty
• NOT CARB exempt - not legal for sale or use in California

Warning: This product can expose you to chemicals including Chromium, Nickel, Carbon Black, and Cobalt, which are known to the State of California to cause cancer.