The IHI VF-46 Turbo is found on the limited production Subaru Legacy Spec.B (BL). The VF46 is the world's first 5-arc scroll turbo. This new design has been adopted for the turbocharger compressor. By adjusting the flow of compressor air and improving compression efficiency, low and midrange torque has been increased/improved. Perfect upgrade for the 08+ WRX and Legacy GT This is an excellent replacement turbo for those looking for substantial power gains while maintaining streetability.
*A properly setup fuel and engine management system is required to maximize the power output of this turbo.
**Please note that this turbo is NOT a direct bolt-on to the This turbo is not a direct bolt-on for all GC8, GDA, GDB EJ20 turbo engines.