A boost control module can increase horsepower and torque, as well as throttle response. We carry boost controllers from K&N Engineering and COBB for your Ford F-150, Subaru STI and Subaru WRX.
COBB 04-07 Subaru STI / 02-07 WRX / 04-08 FXT 3-Port Boost Control Solenoid - 712750
COBB 04-07 Subaru STI / 02-07 WRX / 04-08 FXT 3-Port Boost Control Solenoid - 712750