BorgWarner S400SX Turbine Housing .90 A/R T4 VTF 87mm — Turbocharger Upgrade

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SKU: BWA178787
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Sale price$249.96 Regular price$312.45
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About BorgWarner

BorgWarner engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full BorgWarner lineup with fast shipping and expert fitment support — order with confidence.

Precision Flow with BorgWarner S400SX Turbine Housings

The BorgWarner S400SX .90 A/R T4 Turbine Housing is engineered for high-horsepower applications where exhaust efficiency is paramount. Designed specifically for the 87mm turbine wheel, this housing provides the perfect balance between low-end response and top-end power. The T4 flange ensures a secure and reliable connection to your exhaust manifold, while the VTF (Volute Technology) design optimizes exhaust gas flow into the turbine wheel for maximum energy extraction.

Technical Specifications

  • A/R Ratio: .90 for balanced performance
  • Flange Type: T4 for secure mounting
  • Wheel Size: Optimized for 87mm turbine wheels
  • Series: S400SX performance line
  • Construction: High-temp cast material

Choosing the right turbine housing is vital for achieving your target horsepower and spool characteristics. The .90 A/R option is a popular choice for street-driven vehicles and track cars that require a broader power band. Its robust construction ensures it can handle the high thermal loads associated with high-boost racing engines. Whether you are replacing a damaged housing or upgrading your current turbo setup for better flow, this BorgWarner component offers the quality and reliability you expect from a world-class manufacturer. Experience the difference in performance with genuine parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About BorgWarner

BorgWarner engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full BorgWarner lineup with fast shipping and expert fitment support — order with confidence.

Precision Flow with BorgWarner S400SX Turbine Housings

The BorgWarner S400SX .90 A/R T4 Turbine Housing is engineered for high-horsepower applications where exhaust efficiency is paramount. Designed specifically for the 87mm turbine wheel, this housing provides the perfect balance between low-end response and top-end power. The T4 flange ensures a secure and reliable connection to your exhaust manifold, while the VTF (Volute Technology) design optimizes exhaust gas flow into the turbine wheel for maximum energy extraction.

Technical Specifications

  • A/R Ratio: .90 for balanced performance
  • Flange Type: T4 for secure mounting
  • Wheel Size: Optimized for 87mm turbine wheels
  • Series: S400SX performance line
  • Construction: High-temp cast material

Choosing the right turbine housing is vital for achieving your target horsepower and spool characteristics. The .90 A/R option is a popular choice for street-driven vehicles and track cars that require a broader power band. Its robust construction ensures it can handle the high thermal loads associated with high-boost racing engines. Whether you are replacing a damaged housing or upgrading your current turbo setup for better flow, this BorgWarner component offers the quality and reliability you expect from a world-class manufacturer. Experience the difference in performance with genuine parts from GGCRACING.

Product Details

Product Description

About BorgWarner

BorgWarner engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full BorgWarner lineup with fast shipping and expert fitment support — order with confidence.

Precision Flow with BorgWarner S400SX Turbine Housings

The BorgWarner S400SX .90 A/R T4 Turbine Housing is engineered for high-horsepower applications where exhaust efficiency is paramount. Designed specifically for the 87mm turbine wheel, this housing provides the perfect balance between low-end response and top-end power. The T4 flange ensures a secure and reliable connection to your exhaust manifold, while the VTF (Volute Technology) design optimizes exhaust gas flow into the turbine wheel for maximum energy extraction.

Technical Specifications

  • A/R Ratio: .90 for balanced performance
  • Flange Type: T4 for secure mounting
  • Wheel Size: Optimized for 87mm turbine wheels
  • Series: S400SX performance line
  • Construction: High-temp cast material

Choosing the right turbine housing is vital for achieving your target horsepower and spool characteristics. The .90 A/R option is a popular choice for street-driven vehicles and track cars that require a broader power band. Its robust construction ensures it can handle the high thermal loads associated with high-boost racing engines. Whether you are replacing a damaged housing or upgrading your current turbo setup for better flow, this BorgWarner component offers the quality and reliability you expect from a world-class manufacturer. Experience the difference in performance with genuine parts from GGCRACING.

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