Multi-port Fuel Injection (MPI) with Electronic Throttle Control (ETC)
Recommended Fuel:
Premium Unleaded (91 octane or higher)
Engine Management
ECU Type:
Denso ECU with CAN communication
🔧 Transmission
Standard
Transmission Type:
6-speed Manual Transmission
Optional
Transmission Type:
None for WRX model in 2011
Features
Drivetrain:
Symmetrical All-Wheel Drive (AWD) with Driver Controlled Center Differential (DCCD) on some trims/options
Fluid Spec
Manual Transmission Fluid:
Subaru Gear Oil API GL-5 75W-90
Fluid Capacity
Manual Transmission Capacity:
Approx. 2.1 Liters (2.2 US Quarts)
📐 Dimensions
Exterior
Length:
Sedan: 179.5 in / Hatchback: 174.0 in
Width:
70.7 in
Height:
Sedan: 57.9 in / Hatchback: 57.1 in
Wheelbase:
103.0 in
Weights
Curb Weight Sedan:
Approx. 3,250 lbs
Curb Weight Hatchback:
Approx. 3,270 lbs
🛡️ Safety Features
Ratings
NHTSA Front Crash Rating:
5 Stars
IIHS Top Safety Pick:
Yes
Active Features
ABS:
Standard Anti-lock Braking System
Traction Control:
Standard
Stability Control:
Standard Vehicle Dynamics Control (VDC)
Passive Features
Airbags:
Front, side-curtain, and front-seat side airbags
Seatbelts:
3-point front and rear seatbelts with pretensioners and load limiters
💡 Technology Features
Infotainment
Head Unit:
Standard CD player with MP3 capability, auxiliary input, and optional navigation system.
Audio System:
Available Rockford Fosgate premium audio system on some trims.
Driver Assistance
Cruise Control:
Standard electronic cruise control.
Instrument Cluster:
Performance-oriented gauges, including boost gauge.
Connectivity
Bluetooth:
Optional Bluetooth hands-free connectivity on higher trims.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 3,750 miles or 6 months (under severe driving conditions) or 7,500 miles or 12 months (under normal driving conditions).
Engine Air Filter:
Inspect every 15,000 miles, replace as needed.
Cabin Air Filter:
Inspect every 15,000 miles, replace as needed.
Spark Plugs:
Replace every 60,000 miles (iridium type).
Fluid Specifications
Engine Oil Spec:
SAE 0W-30 Synthetic Engine Oil (API SN or higher)
Coolant Spec:
Subaru Super Coolant (Blue) or equivalent HOAT coolant
Brake Fluid Spec:
DOT 3 or DOT 4 brake fluid
Known Issues
Ring Land Failure:
A concern in some EJ25 engines, particularly with aggressive tuning or poor maintenance. The manual details inspection procedures.
Clutch Wear:
Can be accelerated with spirited driving; manual provides replacement and adjustment procedures.
Turbo Charger Issues:
Requires proper oil changes and cool-down periods to ensure longevity. Manual covers inspection and potential repairs.
📚 Vehicle History
Brand Heritage
Rally Roots:
Subaru's long and successful history in the World Rally Championship (WRC) directly influences the WRX's design and performance.
Model Evolution
Generation:
Third Generation (GR/GH/GV) - launched in 2008, this generation introduced the hatchback body style and saw significant chassis and powertrain updates.
Production
Manufacturing Location:
Ota City, Gunma Prefecture, Japan
🏆 Awards & Recognition
Recognitions
Car And Driver 10Best:
While the WRX itself didn't consistently make the 10Best list, the Impreza platform often received praise, and the WRX's performance variant earned accolades for its driving dynamics.
Ratings
Performance Reviews:
Consistently praised by automotive journalists for its handling, grip, and powerful turbocharged engine.
Certifications
Emissions Compliance:
Meets EPA and CARB emissions standards for its model year.