🏷️ Basic Information Identification Make: Subaru Model: Impreza WRX & WRX STI Model Variant: WRX, WRX STI Model Years Covered: 2008, 2009, 2010 👋 Introduction Market Position Target Audience: Enthusiast owners, DIY mechanics, independent repair shops. Value Proposition: Best bang for the buck for DIY maintenance and repair, empowering owners. Competitive Analysis Manual Quality: Positioned as a comprehensive and expert-level resource for performance Subaru models. Key Features Accessibility: Immediate download, no waiting, no shipping, cross-platform compatibility. 📋 Manual Details Coverage Areas Manual Type: Service Repair Manual Language: English Format: PDF Distribution Method: Digital Download (Instant Access) Page Count: Comprehensive (Specific number not provided, but implied extensive) 📖 Manual Coverage Systems Covered Powertrain: Engine (EJ255 - WRX, EJ257 - STI), Turbocharger, Intercooler, Exhaust System Drivetrain: 5-Speed Manual Transmission (WRX), 6-Speed Manual Transmission (STI), Center Differential, Rear Differential, DCCD (Driver's Control Center Differential) Chassis: Suspension (Front & Rear), Steering System, Brakes (Front & Rear) Electrical: Wiring Diagrams, ECU, Sensors, Lighting, Audio System Procedures Included Maintenance: Oil Changes, Filter Replacements, Fluid Checks & Replenishment, Spark Plug Replacement, Belt Inspection & Replacement Repair: Engine Component Overhaul, Turbocharger Rebuild/Replacement, Transmission Rebuild/Replacement, Brake System Repair, Suspension Component Replacement, Steering System Repair Diagnostics: Troubleshooting Engine Performance, Drivetrain Issues, Brake System Faults, Electrical System Malfunctions, DTC (Diagnostic Trouble Code) Interpretation Technical Depth Diagnostic Tools: Coverage likely includes procedures for using Subaru Select Monitor (SSM) or compatible OBD-II scanners. Engine Rebuilds: Detailed specifications for engine disassembly, inspection, component replacement, and reassembly for EJ255 and EJ257 engines. Transmission Overhaul: Comprehensive instructions for the 5-speed and 6-speed manual transmissions, including gear inspection, synchro replacement, and bearing services. Dccd Operation: Detailed explanation of the DCCD system's operation, calibration, and common repair procedures. 📊 Manual Specifications File Format File Type: PDF Compatibility: Windows (All Versions), Linux, macOS Searchability: Likely text-searchable PDF for quick information retrieval. Printability: Printable for offline use and workshop reference. Print Quality Image Resolution: Assumed high-quality for clear diagrams and illustrations. Diagram Clarity: Expect detailed and accurate exploded views, wiring schematics, and repair illustrations. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type Wrx: 2.5L EJ255 Turbocharged Boxer Engine Engine Type Sti: 2.5L EJ257 Turbocharged Boxer Engine Performance Horsepower Wrx 2008-2010: Approx. 265 hp @ 6000 rpm (Varies slightly by year) Torque Wrx 2008-2010: Approx. 244 lb-ft @ 4000 rpm (Varies slightly by year) Horsepower Sti 2008-2010: Approx. 305 hp @ 6000 rpm Torque Sti 2008-2010: Approx. 350 lb-ft @ 4000 rpm Fuel System Fuel Injection: Sequential Electronic Fuel Injection (Multi-point) Fuel Type: Premium Unleaded Gasoline (91 Octane or higher recommended) Engine Management ECU: Engine Control Unit (ECU) with specific tuning for WRX and STI models. 🔧 Transmission Standard Transmission Wrx: 5-Speed Manual Transmission Transmission Sti: 6-Speed Manual Transmission Optional Transmission Optional: None (Manual transmission exclusively for WRX/STI performance models) Features Dccd: Driver's Control Center Differential (DCCD) with manual and automatic modes on STI models. Gear Ratios Gear Ratios Coverage: Specific gear ratios for both 5-speed and 6-speed transmissions will be detailed. Fluid Specifications Transmission Fluid Type: Likely specifications for manual transmission fluid (MTF) such as Subaru Extra-S or equivalent, with viscosity recommendations (e.g., 75W-90 GL-5). 📐 Dimensions Exterior Wheelbase 2008-2010: Approx. 103.1 inches (2619 mm) Length 2008-2010: Approx. 179.7 inches (4564 mm) Width 2008-2010: Approx. 70.5 inches (1791 mm) Height 2008-2010: Approx. 57.7 inches (1466 mm) Weights Curb Weight Wrx Approx: Around 3200-3300 lbs (1450-1500 kg) Curb Weight Sti Approx: Around 3350-3450 lbs (1520-1565 kg) Gross Vehicle Weight Rating: Specifications will be provided for GVWR. Cargo Trunk Capacity Approx: Around 11.3 cubic feet (320 liters) 🛡️ Safety Features Ratings NHTSA Overall Rating: Likely received good ratings, manual will detail specific results for frontal, side, and rollover. IIHS Ratings: Expect details on front crash, side crash, and roof strength evaluations. Active Features Traction Control: Subaru's VDC (Vehicle Dynamics Control) system with traction and stability control. All Wheel Drive: Symmetrical All-Wheel Drive (AWD) system with Active Torque Split AWD (WRX) and DCCD (STI). ABS: Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD). Passive Features Airbags: Frontal, side-impact, and curtain airbags. Seatbelts: Pretensioner seatbelts with force limiters. Child Seat Anchors: LATCH (Lower Anchors and Tethers for Children) system. 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD audio system with optional navigation. Manual covers head unit removal and wiring. Navigation: Optional factory navigation system available on some trims. Manual may cover basic navigation system diagnostics. Driver Assistance Cruise Control: Standard electronic cruise control system. Keyless Entry: Standard keyless entry system with remote locking/unlocking. Connectivity Auxiliary Input: Likely an auxiliary audio input jack for connecting external devices. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,750 miles (6,000 km) or 6 months for severe driving, or 7,500 miles (12,000 km) or 12 months for normal driving. Manual will specify based on...