The Mitsubishi Lancer Evolution IX, often known as the Evo 9, is an iconic performance sedan produced between 2005 and 2007. Building on a rich rally heritage, this model is renowned for its turbocharged 4G63T engine, advanced all-wheel-drive system featuring Active Center Differential (ACD) and Super Active Yaw Control (S-AYC), and exceptional driver engagement. The Evo 9 represents a pinnacle of rally-bred technology translated to the road, offering exhilarating performance and precise handling that solidified its reputation as a legendary sports car in its segment.

This comprehensive service repair workshop manual provides in-depth technical information for all variants and trim levels of the Mitsubishi Lancer Evolution IX (CT9A). It covers every aspect of the vehicle, from routine maintenance and fluid specifications to complex overhauls of the engine, transmission, and all-wheel-drive systems. The manual includes detailed troubleshooting guides, diagnostic procedures, wiring diagrams, and precise torque specifications, making it an indispensable resource for owners, mechanics, and technicians seeking to maintain, repair, or restore their Evo 9 to optimal performance and reliability.