Cobb Tuning Stage 1 Power Package AccessPort Subaru STI 04-07
This is where to start your quest for additional power and response from the STI. Included is the highly regarded AccessPORT which is used to reprogram the factory engine computer, unlocking an additional 25 HP (power) and 40 lb-ft (torque) from a stock STI and increases boost from 14.5psi to approximately 16psi.
Requires no tools or mechanical knowledge to install. The AccessPORT does all the work of programming the factory ECU for you, just simply plug it into the factory service diagnosis port located below the steering wheel. Follow the on-screen instructions and within 10 minutes you;ll be out driving, enjoying your new found performance.
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