Unlock enhanced performance for your 2015-2018 Subaru WRX STI with the COBB Stage 1+ Power Package featuring the SF Intake System. This upgrade delivers increased horsepower and improved throttle response, making your daily drive more engaging and powerful. Designed for enthusiasts seeking reliable and flexible ECU tuning, this package offers the best value for your modification journey.

Included is the SUB-004 Accessport V3, COBB’s most popular ECU upgrade solution, paired with the SF Intake’s composite body designed for superior heat rejection and increased airflow. The SF Airbox provides an OEM-quality fit and finish, ensuring seamless integration with your vehicle. This setup is engineered to boost power while maintaining driveability and reliability.

Ideal for Subaru WRX STI owners looking to enhance engine performance without compromising emissions compliance, this package is a smart choice for both street and track use. Experience the difference with Subimods’ trusted Subaru aftermarket parts—upgrade your STI today and feel the power!