HKS OB-LINK For HONDA STEPWGN RF3 RF4 K20A 44009-AK002Brand HKS Product Number 44009 AK002 Compatible Car HONDA STEPWGN RF3 RF4 Compatible Engine K20A Product Description Model: RF3, RF4 Model Year: 01 04 05 05 Communication Type: HONDA1 OBD II Coupler position: 2 Fuel Correction: Speed: ___ E G RPM: ___ Water Temp: ___ Ignition Timing: ___ A F Correction 1 2: ___ A F Learmin 1 2: ___ Intake Air Volume: _ Intake Air Temp: ___ Throttle Angle 1 2: ___ Intake Manifold Press: ___ O2 Voltage 1 2: ___ Airflow