Injen EVO1206 Evolution Cold Air Intake System 2015-2017 Subaru WRX STI 2.5L Turbo

The Injen EVO1206 Evolution Cold Air Intake System delivers substantial performance gains for your 2015-2017 Subaru WRX STI with the H4-2.5L turbocharged engine. This complete intake system is specifically engineered to work with the factory ECU calibration, eliminating the need for expensive aftermarket tuning while producing dyno-proven gains of up to 26 horsepower and 34 lb-ft of torque.

Roto-Molded Housing with Integrated Ram Air Scoop:

The EVO1206 features a durable 2-piece enclosure design made from cross-linked high-density polyethylene, manufactured in the USA for extreme durability. The housing incorporates a boost plenum and fully integrated ram air scoop that captures maximum cool air to feed the turbo, optimizing performance and reducing intake air temperatures.

Patented Air Fusion & MR Technology:

The precision-engineered 6061 aluminum intake tube features a distinctive wrinkle red powder-coated finish and incorporates Injen's patented Air Fusion and MR (Mass-Air Recalibration) technology. This proprietary design maintains safe fuel trim levels without requiring an aftermarket tune, addressing the WRX STI ECU's sensitivity to intake modifications.

SuperNano-Web Dry Air Filter:

Includes a massive 360-degree SuperNano-Web dry air filter (replacement filter X-1070-BB) with downward-facing orientation for a leak-proof seal. The oversized filter design maximizes airflow and filtration while remaining fully serviceable. Optional hydroshield part number 1076BLK available for additional protection.

Key Features:

• Direct bolt-on installation with no cutting or drilling required
• Reinforced automotive-grade silicone couplers for secure connections
• Stainless steel band clamps with protective inner liner
• Aggressive intake sound under acceleration
• Clean under-hood appearance with OEM-quality fitment
• Made in Pomona, California, USA
• Injen Technology Limited Lifetime Warranty

Important Notes: This product is not CARB exempt and cannot be sold or registered in California. Designed to work with stock calibration for hassle-free performance enhancement.