The 2008 WRX STI is a high-performance compact sports car, available as a hatchback or sedan, renowned for its rally-bred heritage and exceptional driving dynamics. It features an iconic turbocharged 2.5L boxer engine producing approximately 305 horsepower and 290 lb-ft of torque, paired with a 6-speed manual transmission and all-wheel drive system, enhanced by a Driver Controlled Center Differential (DCCD). Key features include aggressive aerodynamics, performance-tuned suspension, Brembo brakes, and the SI-DRIVE system for selectable engine performance maps, making it a compelling choice for driving enthusiasts.

This comprehensive service repair manual provides detailed information for the maintenance, diagnosis, and repair of the 2008 WRX STI. It covers all major systems, including the engine (EJ257 variants), transmission, drivetrain, chassis, brakes, suspension, and electrical systems. The manual includes routine maintenance procedures, in-depth troubleshooting guides, diagnostic flowcharts, technical specifications, and component-specific repair instructions, ensuring owners and technicians can effectively maintain and restore the vehicle's performance and reliability.

The 2008 WRX STI is a high-performance compact sports car, available as a hatchback or sedan, renowned for its rally-bred heritage and exceptional driving dynamics. It features an iconic turbocharged 2.5L boxer engine producing approximately 305 horsepower and 290 lb-ft of torque, paired with a 6-speed manual transmission and all-wheel drive system, enhanced by a Driver Controlled Center Differential (DCCD). Key features include aggressive aerodynamics, performance-tuned suspension, Brembo brakes, and the SI-DRIVE system for selectable engine performance maps, making it a compelling choice for driving enthusiasts.

This comprehensive service repair manual provides detailed information for the maintenance, diagnosis, and repair of the 2008 WRX STI. It covers all major systems, including the engine (EJ257 variants), transmission, drivetrain, chassis, brakes, suspension, and electrical systems. The manual includes routine maintenance procedures, in-depth troubleshooting guides, diagnostic flowcharts, technical specifications, and component-specific repair instructions, ensuring owners and technicians can effectively maintain and restore the vehicle's performance and reliability.