Product Description
BorgWarner 177248 S400SX3 Turbocharger S471/83 1.10 A/R T4 Divided
The BorgWarner 177248 S400SX3 Turbocharger S471/83 1.10 A/R T4 Divided is a proven AirWerks performance turbocharger engineered for high-performance diesel applications, drag racing, sled pulling, street performance, and compound turbocharger systems. Featuring a 71mm extended-tip compressor wheel, an 83mm turbine wheel, and a 1.10 A/R twin-scroll divided T4 turbine housing, the 177248 delivers exceptional airflow, fast spool characteristics, and reliable power across a wide operating range.
Built on BorgWarner's legendary AirWerks S400SX3 platform, the 177248 is commonly used as a high-performance single turbocharger on Cummins, Duramax, and Power Stroke engines or as the atmospheric charger in compound turbo systems. Its durable journal bearing center section, surge-resistant compressor cover, and proven S400 architecture make it a popular choice for enthusiasts seeking a balance of drivability, responsiveness, and horsepower potential.
Features
- Genuine BorgWarner AirWerks S400SX3 turbocharger
- S471 extended-tip compressor wheel design
- 71mm compressor inducer
- 83mm turbine wheel
- 1.10 A/R twin-scroll divided T4 turbine housing
- Twin hydrodynamic journal bearing system
- Ported-shroud compressor cover for surge resistance
- Adjustable compressor and turbine housing orientation
- Excellent spool-up and street performance characteristics
- Ideal for high-performance single turbo applications
- Popular atmospheric charger for compound turbo systems
- Built for durability in demanding diesel performance environments
Fitment
- Universal diesel performance applications
- 5.9L Cummins performance builds
- 6.7L Cummins performance and competition builds
- 6.6L Duramax street and competition applications
- 6.0L Power Stroke performance builds
- 6.4L Power Stroke racing applications
- 6.7L Power Stroke custom turbo systems
- Single turbo performance setups
- Compound turbocharger systems
- Custom fabricated diesel performance projects
Note: This turbocharger utilizes a divided twin-scroll T4 inlet flange. Custom fabrication, manifold compatibility verification, charge piping, oil feed and drain lines, tuning, fueling upgrades, and supporting modifications may be required depending on the application.
What's Included
- BorgWarner 177248 S400SX3 Turbocharger
- 1.10 A/R Twin-Scroll Divided T4 Turbine Housing
- Compressor Housing
- Center Housing Rotating Assembly (CHRA)
- Factory Installed Journal Bearing System
Specifications
- Manufacturer: BorgWarner
- Part Number: 177248
- Turbocharger Series: AirWerks S400SX3
- Compressor Wheel: S471 Extended-Tip Design
- Compressor Inducer Diameter: 71mm
- Turbine Wheel Diameter: 83mm
- Turbine Housing: Twin-Scroll Divided T4
- A/R Ratio: 1.10
- Bearing System: Twin Hydrodynamic Journal Bearings
- Housing Orientation: Adjustable Compressor and Turbine Housings
- Compressor Cover: Ported-Shroud Anti-Surge Design
- Application: Universal Diesel Performance
- Primary Use: High-Performance Single Turbo or Compound Turbo Systems
- Engine Compatibility: Cummins, Duramax, and Power Stroke Performance Builds
Cross Reference Numbers
177248, S471, S400SX3, AirWerks S400SX3, BorgWarner S471/83, BorgWarner 1.10 A/R T4 Divided Housing
FAQ
What horsepower can the BorgWarner 177248 support?
The S471 platform is commonly used in high-performance diesel applications capable of supporting significant horsepower while maintaining excellent street manners and spool-up characteristics. Actual horsepower capability depends on engine configuration, fueling, tuning, and supporting modifications.
Is the BorgWarner 177248 a good single turbocharger?
Yes. The 177248 is one of the most popular S400SX3 turbochargers for street-driven diesel trucks due to its balance of responsiveness, airflow capacity, and overall drivability.
Can this turbo be used in compound turbo systems?
Yes. The S471 is frequently used as the atmospheric turbocharger in compound setups where strong airflow and reliability are required.
Does this turbo require a divided T4 manifold?
Yes. The 177248 utilizes a twin-scroll divided T4 turbine housing and should be paired with the proper divided T4 manifold for optimal performance.
Does the BorgWarner 177248 use ball bearings?
No. This turbocharger utilizes BorgWarner's proven twin hydrodynamic journal bearing system designed for long-term durability and reliability.
What supporting modifications are recommended?
For optimal performance, supporting modifications may include upgraded fueling components, custom tuning, intercooler upgrades, charge piping improvements, and exhaust system modifications.
