2004 Subaru WRX STI
| Specs | Performance |
STI at Brainerd International Raceway for Break-in!
| Type | Horizontally opposed 4-cylinder intercooled high-boost turbo with die-cast aluminum-alloy block and aluminum-alloy cylinder heads. Intercooler has driver-controlled manual water spray cooler with low-fluid indicator. |
| Displacement | 2.5 liters (150 cubic inches) |
| Horsepower | 300 @ 6000 rpm |
| Torque (lb.-ft.) | 300 @ 4000 rpm |
| Valvetrain | 16-valve with Dual Overhead Camshaft design (DOHC) with Active Valve Control System (AVCS) variable valve timing. |
| Fuel System | Sequential multi-port fuel injection system |
| Ignition System | Direct ignition system: iridium spark plugs |
| Exhaust System | STi Performance Turbo Type |
| Engine Management | Engine Control Module (ECM) manages fuel injection and ignition systems and features learning, self-diagnosis, limp-home and anti-knock capabilities |
| Fuel Tank Capacity | 15.9 gallons |
| 2004 EPA Mileage Estimates (mpg, city/highway) | 18/24 (manual transmission) |
CHASSIS
| Body Construction | Unitized with hydroformed front sub-frame and front and rear crumple zones. 70% of body sheet metal is two-sided galvanized. Aluminum-alloy hood. |
| Suspension | Sport-tuned, reinforced, fully independent with coil springs and inverted struts. Front: aluminum-alloy lower L-arms with liquid-filled rear bushings and stabilizer bar. Rear: inverted struts with parallel links and stabilizer bar. |
| Brakes | Brembo performance, power-assisted with dual diagonal hydraulic circuits, Super-Sport 4-channel/4-sensor Anti-lock Braking System (ABS) and Electronic Brake-force Distribution (EBD). Front: 12.7-inch ventilated discs with 4-piston fixed position calipers. Rear: 12.3-inch ventilated discs with twin-piston fixed position calipers. |
| Steering | Quick-ratio rack-and-pinion with engine-speed-sensing variable power assist |
| Turning Circle, Curb-to-Curb | 35.4 feet |
| Wheels | 17x7.5-inch BBS aluminum-alloy (Gold or Gun Metal Gray) |
| Tires | 225/45R17 90W summer radials |
Drivetrain
| Manual Transmission (Standard) | 6-speed manual with overdrive |
| All-Wheel Drive (AWD) | Full-time AWD system automatically distributes power between front and rear wheels based on traction needs. WRX STi models have a Driver Controlled Center Differential (DCCD) with Automatic Mode. DCCD utilizes a planetary center differential in conjunction with an electronically managed continuously variable transfer clutch. |
Dimensions
| Wheelbase/Length | 100.0/173.8 |
| Width/Height | 68.5/56.3 |
| Track: Front/Rear | 58.7/58.5 |
| Headroom: Front/Rear | 38.6/36.7 |
| Legroom: Front/Rear | 42.9/33.0 |
| Curb Weight (pounds) (w/Manual Transmission) | 3263 |
| EPA Interior Volume (cubic feet) | 87.6 |
| EPA Cargo Volume (cubic feet) | 11.0 (trunk) |
| Maximum Towing Capacity (pounds)** | 2000 |
Safety
| Meets all federal passenger car safety standards |
| All-Wheel Drive (AWD) |
| Suretrac limited-slip front differential |
| Mechanical limited-slip rear differential |
| 4-channel/4-sensor Super Sport Anti-lock Braking System (ABS) |
| Electronic Brake-force Distribution (EBD) |
| Dual front air bags (SRS)* |
| Front seat head/chest side-impact air bags (SRS)* |
| Height-adjustable 3-point front seatbelts with pre-tensioners and force limiters |
| 3-point rear seatbelts for all three seating positions |
| 3 rear seat child safety seat anchors |
| LATCH system: Lower Anchors and Tether for Children (LATCH) |
| Child safety rear door locks |
| Energy-absorbing front and rear crumple zones |
| 5-mph impact-absorbing bumpers |
| Energy-absorbing collapsible steering column |
| Side-impact door beams |
| Ring-shaped reinforcement frame construction |
| Safety brake pedal system |
| Internal child safety trunk release with self-illuminating handle |
Exterior Features
| Aluminum-alloy hood, large functional hood scoop, front bumper corner spoilers, STi body-color aerodynamic side ground effects, large chrome single-outlet tailpipe with STi logo and large rectangular trunk spoiler. |
| High Intensity Discharge (HID) headlights |
| Dual power fold-away mirrors |
| Variable intermittent windshield wipers |
| Windshield wiper fin |
| Rear window defogger with timer |
Interior Features
| Performance-design reclining front bucket seats with driver's side height adjustment |
| Leather-wrapped 3-spoke STi MOMO brand steering wheel with red stitching |
| Leather-wrapped shifter handle and parking brake handle with red stitching |
| Center console storage tray and storage box |
| Illuminated locking glove box |
| Two front cup holders |
| Dual visor vanity mirrors with lids |
| Power windows and door locks |
| Cruise control |
| Remote keyless entry system with answer-back chirp |
| Illuminated ignition switch ring |
| Off-delay dome light |
| Trunk light |
| Semi-automatic air conditioning system |
| Air filtration system |
| Ambient temperature gauge |
| STi brand gauge pack with full needle sweep on start-up, center-mounted tachometer with red-line warning light and buzzer, digital dual-mode trip odometer, coolant temperature gauge and low-fuel light |
| Pre-wired for audio system |
|
Performance 1/4 Mile: 13.3 @ 104 Top Speed: 155 MPH Governed |
