2004-2021 STi EJ25 BL VF48HF Turbo Upgrade | Boost Lab

2004-2021 STi EJ25 Boost Lab BL-VF48HF Turbo Upgrade

Fitment

• 2002-2013 Subaru WRX EJ20/EJ25

• 2004-2021 Subaru STi

The BL-VF48HF features a larger than factory billet compressor wheel (50mm x 68mm, 18G sizing) and a high flow factory size turbine wheel (53mm x 48mm). With this upgraded rotor-group you can expect to make up to 350whp on pump gas and 380+whp with ethanol blended fuels. These units are 100% bolt-on with no modifications necessary. Hardware and gaskets are included for a seamless installation process.

Specifications:

• Compressor Wheel: Billet 50mm/68mm
• Turbine Wheel: High Flow 53mm/48mm
• Bearing Type: Twin Hydrodynamic Journal Bearing w/ 360* Thrust
• Fitment: Direct Replacement for 2008-2021 Subaru STi
• Additional Fitment: 2002-2007 Subaru WRX & 2004-2007 WRX STi