| Body |
5-door, 5-passenger with wide-fender design |
| Engine |
Horizontally opposed (Boxer), turbocharged/intercooled |
| Block |
Specially reinforced die-cast aluminum with integral cast iron cylinder liners, five main bearings, semi-closed deck cylinder design |
| Cylinders |
4 |
| Displacement |
2,457 cc (150 cu. in.) |
| Bore x Stroke |
99.5 x 79 mm (3.92 x 3.11 in.) |
| Heads/Valvetrain |
Aluminum alloy cylinder heads with double overhead belt-driven camshafts (DOHC), four valves per cylinder, Subaru Dual Active Valve Control System (Dual AVCS) variable valve timing (operates on intake and exhaust valves) |
| Compression ratio |
8.2:1 |
| Max. boost pressure |
760 mmHg / 14.7 PSI |
| Horsepower |
305 @ 6,000 rpm |
| Torque |
290 lb.-ft. @ 4,000 rpm |
| Fuel/Induction |
Aluminum alloy intake manifold, sequential multi-port fuel injection (MFI), electronic throttle control (ETC) system, high-boost turbocharger, cross-flow intercooler |
| Ignition |
Direct with iridium-tipped spark plugs |
| Emission control |
Bin 5 Tier 2-Federal (EPA) / LEV2-California |
| Fuel requirement |
91 AKI minimum |
| Drivetrain |
Symmetrical All-Wheel Drive with Driver Control Center Differential (DCCD) featuring three performance modes and six driver-selectable differential locking settings; mechanical and electronically controlled limited-slip center differential; helical limited-slip front differential and TORSEN® limited-slip rear differential, steering angle input sensor; multi-mode Vehicle Dynamics Control (VDC) stability and traction control system with yaw sensor |
| Transmission |
6-speed manual transmission |
| Gear ratios 1 2 3 4 5 6 R |
3.636 2.235 1.521 1.137 0.971 0.756 3.545 |
| Final drive |
3.90 |
| Chassis |
Unitized body construction with Ring-Shaped Reinforcement Frame structure; high-tensile steel reinforcements at key structural and suspension-mounting locations |
| Suspension |
4-wheel independent, high-performance sport-tuned |
| Front |
Inverted struts with forged aluminum-alloy lower A-arms, crossmember stiffener bar, coil springs, stabilizer bar, STI designed components and geometry |
| Rear |
Double-wishbone type with coil springs and damper units, stabilizer bar and STI designed components and geometry |
| Brakes |
Brembo Performance Brake System, power assisted 4-wheel disc with 4-channel, 4 |
