BorgWarner 177284 S300SX3 Turbocharger 66mm T4 Twin Scroll .91 A/R

The BorgWarner 177284 AirWerks S300SX3 Turbocharger is a high-performance journal bearing turbo designed for serious performance applications requiring 320-800 HP per turbo. This complete turbocharger features a 66mm compressor inducer with a 91mm exducer and an 80mm inconel turbine wheel, delivering exceptional boost performance and response for diesel and gasoline builds.

Key Specifications:

• 66mm (2.60") compressor inducer diameter
• 91mm (3.60") compressor wheel outer diameter
• 73mm (2.89") turbine exducer diameter
• 80mm (3.14") turbine wheel outer diameter
• 0.91 A/R twin scroll T4 turbine housing
• 90-degree compressor outlet configuration
• 4" ported shroud air inlet, 3" compressor outlet
• V-Band downpipe flange (HX40 style connection)

Advanced Features:

• Twin hydrodynamic journal bearing design for durability
• Extended tip technology compressor wheel for improved efficiency
• 7-blade compressor wheel rated at 82 lb/min airflow
• Turbine blade aerodynamics shared with EFR family technology
• Compressor cover recirculation grooves for surge resistance
• Adjustable compressor and turbine housing orientation
• Capable of 70+ PSI boost pressure

This S300SX3 turbocharger is ideal for high-performance street builds, drag racing, pulling competitions, and road racing applications. Popular for Cummins, Powerstroke, and Duramax diesel builds, as well as twin-turbo V6 and V8 gasoline applications. The T4 twin scroll inlet and compact design make it an excellent choice for builds requiring maximum power in tight engine bay spaces.