HP Tuners Subaru Live Training Part 1: Base Map Creation walks you through creating a base map for a bolt-on Subaru STI to begin the live training process.

HP Tuners Subaru Live Training Part 2: MAF Based Tuning walks you through the MAF calibration process on a bolt-on Subaru STI. We learn how to confirm the measured airmass is calibrated correctly against the horsepower the engine producing.

HP Tuners Subaru Live Training Part 3: Speed Density Based Tuning walks you through the calibration process to properly dial in the main VE table within the speed density operation. We learn how to verify the estimated airmass coming from the VE is properly programmed against the horsepower leve...

HP Tuners Subaru Live Training Part 4: AVCS, Spark, and Boost Tuning walks you through the final calibration details in order to properly dial in the tuning process on a Subaru STI including variable cam tuning, spark tuning / knock control, and boost control.