This 2011 STi was tuned previously and came back after adding an External Wastegate Set-up to the car. Pretty healthy numbers for a car with a stock header on it. With a good equal length header peak horsepower should go up to 300-310WHP.
Event: Dyno
Location: Touge Tuning, Mississauga Ontario
Ambient Temp:
Elevation: 249 ft.
Weather:
Car: 2011 Subaru STi – Built Short Block
Tuner: Sasha from OnPoint Dyno
Dyno Info: Dynapack
Transmission: Stock 6 speed
Gear: 5th
Peak HP at RPM: 290 @ 5500RPM – SAE J1349 (2004) Corrected
Peak Torque at RPM: 315 @ 3950RPM – SAE J1349 (2004) Corrected
Baseline HP/TQ for Stock 2010 STi on same dyno: 228WHP/240WTQ
Target Boost: 18.5PSI Tapering
Fuel: 94 Octane – Petro
Mod List:
- COBB AccessPORT
- COBB SF Intake & Airbox
- Invidia Turbo-Back
- Grimmspeed 3-Port EBCS
- Grimmspeed EWG UpPipe + TiAL Wastegate
- Built Short Block