Tag Archives: Subaru
Improving The (2002-2007) Subaru WRX/STi Intake
A while ago I posted on Western Subaru Club about the GP Moto elbow and how it affected the STI boost/airflow. This time I decided to test the stock intake, complete with the resonator, against the modified version that I … Continue reading →
Stock Tune on 2008-11 Subaru STi
When the GR STi was introduced in 2008, Subaru added something called the SI Drive, where a dial was used to select from three different throttle settings. From the charts below, it is easy to see why the Intelligent mode … Continue reading →