Tomei B/B Turbocharger Kit Arms BX7960 (Single Scroll), 2002-2007 WRX & 2004-2021 STi

Significant improvement over traditional cast compressor wheels. Machined from aerospace grade materials, these highly durable lightweight compressor wheels feature thinner blades with a larger surface area for significantly improved airflow and turbo spool.
Large capacity, reinforced forged billet construction. Includes a total of 6 springs for fine boost adjustments. Swivel type nipple allows for greater freedom when routing hoses.
Combine up to 3 springs to find the perfect setup.

Included:
• 6 springs included
• Gaskets
• Oil Lines
• Studs
• B/B Turbocharger
• Supplied pickups
• Supplied Hardware

Features:
• CNC Billet Compressor Wheel
• Multi Rate Billet Actuator
• Maintains Boost Pressure at High RPMS
• Increased Peak Power
• 1 Year Limited Warranty
• 100% Bolt on Install
• TOMEI KA24DE turbo exhaust manifold and SR20DET exhaust component is required to use the TOMEI turbo.
• WRX 08-14/LEGACY GT 05-09