2.0L "EJ20" DOHC twin-scroll turbocharged flat-four.
Each genuine S204 should have a numbered badge in the interior and specific engine bay identifiers. Subaru Impreza S204 2006
Collector-grade examples can command significant premiums. Recent listings for highly original units have appeared on specialist sites like Classic.com and The Classic Valuer . Subaru Impreza S204 2006
Includes balanced engine internals (pistons and connecting rods screened for weight) and a larger ball-bearing turbocharger. Subaru Impreza S204 2006
Enhanced rigidity with unique "performance dampers" developed by Yamaha and STI to reduce vibration and improve cornering. Exclusive Features