Optimize your turbocharger's exhaust dynamics with this genuine BorgWarner S400SX (SX Series) turbine housing. Engineered for high-performance forced induction systems, this housing features a 1.10 A/R ratio, providing an ideal balance between low-end spool response and high-RPM flow capacity for large-displacement or high-boost applications.

This housing is precision-cast to withstand extreme thermal cycling and is specifically sized for S400SX units utilizing the 87mm turbine wheel. The T4 VTF (Volute Twin Flow) flange design ensures efficient exhaust pulse management and a secure, leak-free connection to the manifold.

• Manufacturer Part Number: 178789
• Product Line: BorgWarner S400SX / SX Series
• A/R Ratio: 1.10
• Turbine Wheel Compatibility: 87mm
• Inlet Flange: T4 VTF
• Material: High-temperature resistant cast iron construction

Optimize your turbocharger's exhaust flow and spool characteristics with this genuine BorgWarner S400SX turbine housing. Designed for high-performance applications, this housing features a .90 A/R ratio, providing an excellent balance between low-end response and high-rpm flow capacity.

This housing is engineered specifically for BorgWarner AirWerks S400SX series units equipped with the 87mm (87.37mm) turbine wheel. The T4 divided inlet flange ensures compatibility with standard twin-scroll manifolds, while the VTF (Volute Tapered Flange) discharge simplifies downpipe fabrication using a secure V-band connection. Cast from high-temp ductile iron, it is built to withstand the extreme thermal cycling common in turbocharged environments.

• Manufacturer Part Number: 178787
• Series: S400SX / SX
• Turbine Wheel Inducer Diameter: 87mm
• Area/Radius (A/R): .90
• Inlet Flange: T4 Divided
• Outlet Style: VTF (V-Band)
• Material: High-temperature cast iron

Optimize your turbocharger's exhaust flow and spool characteristics with this genuine BorgWarner S300SX3 SX turbine housing. Engineered for precision and durability, this housing (MPN: 178313) is designed to fit S300SX3 series turbochargers equipped with the 76mm inducer / 68mm exducer turbine wheel.

The .83 A/R (Area/Radius) ratio provides an excellent balance for street and track applications, offering quicker transient response than larger housings while maintaining sufficient flow for high-RPM power. Constructed from high-temperature resistant materials, it is built to withstand the thermal loads of performance forced induction systems.

• Manufacturer: BorgWarner
• Part Number: 178313
• Series: S300SX3 SX
• A/R Ratio: .83
• Turbine Wheel Size: 68mm Exducer / 76mm Inducer
• Inlet Flange: T4

The BorgWarner AirWerks S300SX3 turbocharger (MPN 177281) is a performance-engineered solution designed for high-airflow applications on the S300 chassis. This unit features a 66mm compressor inducer paired with BorgWarner’s Extended Tip Technology, allowing for higher pressure ratios and increased flow efficiency compared to traditional wheel designs.

Equipped with a T4 turbine housing and a .88 A/R, this turbocharger is optimized for mid-to-high horsepower builds where a balance between exhaust flow and boost response is critical. The heavy-duty journal bearing system and integrated oil feed/drain ports ensure durability under sustained high-load conditions.

• Manufacturer Part Number: 177281
• Series: AirWerks S300SX3
• Compressor Inducer Diameter: 66mm
• Turbine Housing Inlet: T4
• Turbine Housing A/R: 0.88
• Compressor Design: Extended Tip Technology
• Bearing Type: High-performance journal bearing

The BorgWarner AirWerks S300SX3 series turbocharger is engineered to deliver high-volume airflow and robust reliability for performance-driven applications. Featuring a 66mm compressor inducer and BorgWarner's signature Extended Tip Technology, this turbo provides a broader compressor map for increased boost pressure and efficiency at high flow rates.

Built on the proven S300 frame, this unit utilizes a T4 twin-scroll turbine housing with a .91 A/R, designed to optimize exhaust pulse energy for faster spooling and improved throttle response. The heavy-duty journal bearing system and integrated oil passages ensure consistent lubrication under extreme heat and rotational speeds, making it a reliable choice for high-horsepower builds.

• Manufacturer Part Number: 177275
• Series: AirWerks S300SX3 (SX)
• Compressor Inducer: 66mm
• Turbine Flange: T4 Twin Scroll
• Turbine Housing: .91 A/R
• Design Feature: Extended Tip Technology for enhanced flow
• Construction: Durable center housing and high-efficiency wheel geometry

This genuine BorgWarner S300SX3 turbine housing is engineered to maximize the efficiency and flow characteristics of your S300SX series turbocharger. Featuring a .88 A/R ratio, it provides a versatile balance between quick spool response and high-volume exhaust flow, making it ideal for high-performance street and track applications.

• Manufacturer Part Number: 177211
• Series: S300SX3 / SX
• A/R Ratio: .88
• Wheel Fitment: 80mm Inducer / 74mm Exducer
• Construction: High-temperature resistant casting for durability under extreme thermal loads

Precision-machined to exact tolerances, this housing ensures a direct fit and optimal clearance for the turbine wheel. As a genuine BorgWarner component, it offers the structural integrity and performance reliability required for high-boost environments.

This genuine BorgWarner AirWerks SX Series turbine housing is engineered for the S300SX3 turbocharger platform. Designed to house a 68mm turbine wheel, this .88 A/R housing offers a versatile balance between quick spool-up response and high-volume exhaust flow at elevated RPMs.

• Manufacturer Part Number: 177210
• Series: AirWerks SX (S300SX3)
• A/R Ratio: .88
• Compatible Turbine Wheel: 68mm
• Material: High-temperature resistant cast iron for thermal stability and crack resistance

Precision-machined to ensure exact tolerances, this housing is a direct replacement or upgrade for enthusiasts looking to optimize exhaust gas velocity and backpressure. It provides the durability required for high-performance street and track applications where thermal management is critical.

This genuine BorgWarner AirWerks S300 SX turbine housing (MPN 177209) is engineered for high-performance applications requiring specific exhaust flow management. Designed for durability and precise fitment within the S300 frame, this housing features a 1.00 A/R ratio, providing an ideal balance for high-RPM flow and top-end power while maintaining manageable spool characteristics on mid-to-large displacement engines.

Constructed from high-quality cast iron to withstand the extreme thermal cycling of performance driving, this housing is a direct component for S300 SX series turbochargers utilizing a 68mm turbine wheel. It is an essential choice for technicians and tuners looking to optimize boost thresholds and minimize exhaust backpressure for improved volumetric efficiency.

• Series: AirWerks S300 SX
• Turbine Wheel Compatibility: 68mm
• Area/Radius (A/R): 1.00
• Material: High-temp cast iron construction
• Manufacturer Part Number: 177209

This genuine BorgWarner turbine housing is engineered for the S300SX3 series turbochargers, providing a precision-cast solution for exhaust side optimization. Featuring a .91 A/R (Area/Radius) ratio, this housing is designed to balance exhaust gas backpressure and turbine spool-up speed, making it an ideal choice for high-performance street and track applications looking for efficient flow without excessive lag.

• Manufacturer Part Number: 177208
• Series: SX S300SX3
• A/R Ratio: .91
• Turbine Wheel Fitment: 80mm Inducer / 74mm Exducer
• Material: High-temperature resistant cast iron construction
• Direct replacement component for compatible S300SX3 turbocharger assemblies

This genuine BorgWarner AirWerks S300SX3 turbine housing is engineered for high-performance forced induction systems. Designed specifically for S300SX3 series turbochargers, this housing features a .91 A/R ratio to provide an ideal balance between exhaust gas flow capacity and spool response. The high-temperature resistant cast iron construction ensures dimensional stability and durability under extreme thermal stress.

• Manufacturer Part Number: 177207
• Series: AirWerks SX (S300SX3)
• A/R Ratio: .91
• Turbine Wheel Compatibility: 68mm
• Construction: High-temp cast iron

This BorgWarner AirWerks S200SX turbine housing is designed to optimize the exhaust flow and thermal efficiency of your S200 series turbocharger. Featuring a T4 twin volute (divided) inlet, this housing allows for better management of exhaust gas pulses, improving spool-up time and overall transient response when used with a divided manifold.

With a 1.22 A/R ratio, this housing is specifically geared toward high-horsepower applications and larger displacement engines where reducing backpressure and maximizing top-end flow are critical. It is built to withstand the extreme temperatures and pressures of performance forced induction systems, providing a direct-fit solution for 61mm S200SX turbine wheels.

• Manufacturer Part Number: 177194
• Turbo Series: AirWerks S200SX
• Turbine Wheel Diameter: 61mm
• A/R Ratio: 1.22
• Inlet Flange: T4
• Scroll Type: Twin Volute (Divided)

Fine-tune your turbocharger's efficiency with this genuine BorgWarner SX S200 turbine housing. As a critical component of the AirWerks series, this housing is engineered for precise exhaust gas management, allowing you to tailor your turbo's boost threshold and power band to your specific engine requirements.

This housing features a T4 twin volute (divided) inlet flange, which is designed to preserve exhaust pulse energy for improved transient response when paired with a divided manifold. The 1.00 A/R ratio provides excellent top-end flow capacity, reducing backpressure in high-horsepower applications compared to smaller A/R options. Constructed from high-temperature resistant cast iron, it is built to withstand the thermal stresses of performance use.

• Manufacturer Part Number: 177193
• Series: SX S200
• Inlet Flange: T4 Twin Volute (Divided)
• A/R Ratio: 1.00
• Turbine Wheel Compatibility: 61mm
• Construction: Heavy-duty cast iron for thermal stability

This BorgWarner S200SX turbine housing (MPN 177191) is a critical component for customizing your turbocharger's flow characteristics and response. Designed for 61mm turbine wheels, this housing features a T4 twin volute (divided) inlet that optimizes exhaust gas pulse energy to improve spool-up efficiency and transient response compared to open-scroll designs. The .83 A/R ratio offers an ideal balance for street and track applications, providing significant top-end flow without sacrificing low-end driveability.

• Manufacturer Part Number: 177191
• Turbo Series: AirWerks S200SX
• Turbine Wheel Exducer: 61mm
• A/R Ratio: .83
• Inlet Flange: T4
• Scroll Design: Twin Volute (Divided)
• Material: High-heat resistant cast iron for maximum durability

Fine-tune your turbocharger's performance with this genuine BorgWarner S400SX turbine housing. Designed for high-performance applications, this housing allows you to adjust the boost threshold and exhaust flow characteristics of your S400 series turbocharger without replacing the entire unit.

This housing features a T4 divided (twin scroll) flange, which optimizes exhaust gas pulse energy to improve spool-up time and throttle response compared to open-scroll designs. The 1.00 A/R ratio provides an excellent balance of low-end torque and high-rpm flow capacity for mid-to-large displacement engines.

• Manufacturer Part Number: 177103
• Series: AirWerks S400SX
• Turbine Wheel Compatibility: 83mm inducer / 74mm exducer
• A/R Ratio: 1.00
• Inlet Flange: T4 Twin Scroll (Divided)
• Material: High-temperature resistant cast iron

Optimize your turbocharger’s efficiency and response with this genuine BorgWarner AirWerks SX S400 turbine housing. Engineered for high-performance applications, this housing features a 0.90 A/R ratio that provides a versatile balance between low-end spool-up and high-RPM flow capacity.

The twin-scroll (divided) T4 inlet design is purpose-built to separate exhaust gas pulses, maximizing the kinetic energy delivered to the turbine wheel. This results in improved transient response and reduced lag compared to open-volute designs. Constructed from high-temperature resistant cast iron, this housing is built to withstand the extreme thermal loads found in forced induction systems.

• Manufacturer Part Number: 177102
• Series: AirWerks SX S400
• Turbine Housing A/R: 0.90
• Inlet Flange: T4
• Scroll Type: Twin Scroll (Divided)
• Material: High-temperature cast iron

The BorgWarner AirWerks S400SX3 turbocharger (MPN 177101) is a high-performance large-frame unit engineered for extreme airflow demands. Built on the robust S400 platform, this turbo features a 74.56mm compressor wheel inducer, making it a premier choice for high-horsepower diesel and gasoline applications where intake volume and pressure stability are critical.

This configuration utilizes a T4 turbine inlet flange paired with a 1.10 A/R turbine housing, providing a balance of exhaust flow capacity and thermal efficiency. Designed for durability in racing and heavy-duty performance environments, the S400SX3 is built to withstand high boost levels while maintaining reliable shaft stability and bearing life.

• Series: AirWerks SX (S400SX3)
• Compressor Inducer: 74.56mm
• Turbine Housing A/R: 1.10
• Turbine Inlet: T4 Flange
• Oil Feed/Drain: Standard S400 oiling configuration
• Manufacturer Part Number: 177101

The BorgWarner AirWerks S400SX turbocharger (MPN 171702) is a high-performance solution engineered for large-displacement engines and competitive racing applications. Built on the heavy-duty S400 frame, this unit is designed to provide reliable boost and massive airflow for high-horsepower targets.

• Compressor Inducer: 74.7mm
• Turbine Housing: T6 Twin Scroll
• A/R Ratio: 1.32
• Series: AirWerks SX
• Manufacturer Part Number: 171702

This turbocharger features a 74.7mm compressor inducer and a high-flow 1.32 A/R turbine housing, making it ideal for reducing exhaust backpressure in high-load scenarios. Whether used in a single-turbo drag racing setup or as the primary charger in a compound system, the S400SX delivers the durability and performance professional tuners expect from BorgWarner.

The BorgWarner AirWerks S400SX turbocharger (MPN 171701) is a heavy-duty forced induction solution designed for high-horsepower racing and competition applications. Built on the proven S400 frame, this turbocharger is engineered to deliver significant airflow for large-displacement engines or high-output custom builds where reliability under high boost is paramount.

This unit features a 71.4mm compressor inducer and a T6 twin-scroll turbine housing with a 1.32 A/R. This specific housing configuration is optimized for maximum exhaust flow, helping to manage backpressure in high-rpm or high-displacement setups. The AirWerks SX series utilizes a robust twin hydrodynamic journal bearing system and includes an integrated speed sensor port in the compressor housing for precise data logging.

• Series: AirWerks S400SX
• Part Number: 171701
• Compressor Inducer: 71.4mm
• Turbine Housing: T6 Twin Scroll
• A/R Ratio: 1.32
• Bearing Type: Twin Hydrodynamic Journal
• Component Material: Forged milled compressor wheel (FMW) technology

This BorgWarner AirWerks S400SX4 turbine housing is engineered for high-performance forced induction systems requiring maximum exhaust flow. Designed to fit the S400SX4 series turbochargers, this housing features a large T6 inlet flange and a 1.32 A/R ratio, making it a preferred choice for large-displacement engines or high-horsepower drag and street applications where reducing backpressure is critical.

Constructed from high-grade cast iron to withstand extreme thermal cycling, this "Traditional" style housing is precision-machined to accommodate a 96mm turbine wheel. It provides a direct replacement or an A/R tuning option for builders looking to optimize their power band and turbocharger response.

• Manufacturer Part Number: 171698
• Turbo Series: AirWerks S400SX4
• A/R Ratio: 1.32
• Turbine Wheel Diameter: 96mm
• Inlet Flange: T6 (Divided)
• Housing Style: Traditional

Fits select Ford 7.3L Power Stroke vehicles equipped with the TP38 turbocharger.

Restore the performance and exhaust efficiency of your Ford 7.3L Power Stroke with this BorgWarner turbine housing. Designed as a precision-machined replacement for the TP38 turbocharger, this component addresses issues caused by heat-stressed, cracked, or eroded factory housings that can bleed off boost and reduce engine response. Engineered to withstand high exhaust gas temperatures (EGTs), it ensures a proper seal and maintains optimal flow characteristics for the turbine wheel.

• Manufacturer: BorgWarner
• Turbo Model: TP38
• Part Number: 170307
• Engine Compatibility: 7.3L Power Stroke
• Function: Direct replacement turbine housing for TP38 turbochargers
• Material: High-quality casting for thermal durability and precision fitment

The BorgWarner AirWerks S400SX turbocharger (MPN 169012) is a heavy-duty, high-performance unit designed to deliver significant power in both street and racing applications. Built on the proven S400 frame, this turbocharger is engineered to withstand high boost levels and extreme thermal loads while maintaining reliable operation.

This configuration features a 63.5mm compressor inducer and utilizes BorgWarner’s Extended Tip Technology to improve airflow and pressure ratios. The turbine side is equipped with a large T6 twin-scroll inlet and a 1.10 A/R housing, making it an ideal choice for high-displacement engines or forced induction setups requiring efficient exhaust gas management and reduced backpressure.

• Series: AirWerks S400SX
• Part Number: 169012
• Compressor Inducer: 63.5mm
• Turbine Housing Inlet: T6
• Turbine Housing A/R: 1.10
• Bearing Type: Hydrodynamic Journal Bearings
• Design: Twin-scroll turbine housing for improved pulse energy recovery

The BorgWarner S410SX AirWerks turbocharger is a high-performance solution engineered for heavy-duty applications, specifically optimized for Caterpillar (CAT) engines. Built on the proven S400 series frame, this turbocharger is designed to provide reliable boost and improved airflow efficiency for industrial and commercial diesel applications.

This unit features a 1.32 A/R turbine housing, which provides an excellent balance between exhaust gas flow and spool response, helping to maintain peak engine efficiency under heavy loads. Whether you are replacing a worn OE unit or seeking a durable upgrade, this S410SX is built to withstand the extreme thermal and mechanical stresses typical of heavy-duty diesel operation.

• Manufacturer Part Number: 14969880000
• Series: AirWerks S410SX
• Turbine Housing A/R: 1.32
• Optimized for Caterpillar (CAT) engine platforms
• Heavy-duty journal bearing system for extended service life
• Precision-engineered for high-flow exhaust efficiency

Fine-tune your turbocharger's performance with this genuine BorgWarner S400SX turbine housing. Engineered for high-volume exhaust flow, this housing is designed specifically for S400SX series units equipped with a 96mm turbine wheel. The 1.15 A/R ratio offers a balanced profile, providing the flow capacity required for high-horsepower applications while maintaining thermal efficiency.

Constructed from high-grade materials to withstand the extreme temperatures and pressures of forced induction, this housing ensures a precise fit and long-term durability. It features a T6 divided inlet flange to maximize exhaust pulse energy and improve transient response in large-frame turbo systems.

• Manufacturer Part Number: 14961019007
• Product Series: AirWerks S400SX
• Turbine Wheel Size: 96mm
• Aspect Ratio (A/R): 1.15
• Inlet Flange: T6 Divided
• Material: Cast Iron

This BorgWarner S400SX series turbine housing is engineered for high-output applications that require maximum exhaust flow and reduced backpressure. Specifically designed for large-frame S400SX turbochargers, this housing features a T6 divided inlet to optimize exhaust pulse energy and is sized for 96mm turbine wheels.

The massive 1.45 A/R ratio makes this an ideal choice for high-horsepower drag racing or truck-pulling builds where top-end volume is critical. Precision-cast to withstand extreme thermal loads, it ensures stable performance under high-boost conditions while providing a direct replacement or upgrade path for your turbocharger configuration.

• Manufacturer Part Number: 14961016101
• Turbocharger Series: S400SX
• Inlet Flange: T6 Divided (Twin Scroll)
• A/R Ratio: 1.45
• Turbine Wheel Compatibility: 96mm
• Construction: High-temperature resistant cast iron

This genuine BorgWarner oil drain gasket is engineered specifically for the EFR (Engineered For Racing) series turbochargers. It provides a reliable, heat-resistant seal between the turbocharger bearing housing and the oil return flange, preventing oil leaks at the return port.

As a critical component for any EFR installation or turbo maintenance service, this gasket ensures the integrity of the lubrication system. Its precision-cut design matches the specific flange geometry of EFR housings to provide a perfect fit and prevent weepage under high-pressure conditions.

• Designed specifically for BorgWarner EFR series turbochargers
• Ensures a leak-free seal for the oil return/drain line
• High-temperature material construction for durability in racing environments
• Precision-cut for exact flange alignment
• Manufacturer Part Number: 147837

The BorgWarner AirWerks SX-E S400SX-E SuperCore Assembly (MPN 14009097014) is a professional-grade turbocharger component designed for high-horsepower applications. As a SuperCore, this unit includes the compressor housing and the complete rotating assembly (CHRA), allowing you to select the specific turbine housing A/R and flange configuration that best suits your engine's exhaust flow requirements.

This S400SX-E model features Forged Milled Wheel (FMW) technology for superior aerodynamics and durability over traditional cast wheels. The 76mm inducer is paired with a heavy-duty 360-degree thrust bearing system to handle extreme boost levels and ensure longevity in demanding performance environments. It includes integrated speed sensor and boost ports for precise monitoring and control.

• Manufacturer Part Number: 14009097014
• Series: AirWerks SX-E (S400 Frame)
• Compressor Wheel Inducer: 76mm
• Turbine Wheel Dimensions: 100mm Inducer / 87mm Exducer
• Compressor Design: Forged Milled Wheel (FMW)
• Bearing Type: 360-Degree Performance Thrust Bearing
• Features: Pre-machined speed sensor and boost ports

The BorgWarner AirWerks SX-E series is engineered for high-performance forced induction applications, and this S476 SuperCore (MPN 14009097013) delivers massive airflow in the S400 frame. This SuperCore assembly includes the compressor housing and the complete cartridge (CHRA), providing a modular solution that allows you to select the specific S400 turbine housing needed for your engine’s exhaust flow requirements.

• Forged Milled Wheel (FMW): Features a 76mm inducer and 100mm exducer compressor wheel for increased durability and aerodynamic efficiency over cast alternatives.
• Heavy-Duty Bearings: Upgraded with a 360-degree thrust bearing to withstand high boost pressures and provide long-term reliability.
• Turbine Specs: Equipped with a 100mm inducer / 96mm exducer turbine wheel designed for high-horsepower builds.
• Integrated Ports: Includes a pre-machined speed sensor port and boost signal port for easy monitoring and plumbing.
• Manufacturer Part Number: 14009097013

The BorgWarner AirWerks S400SX-E 72mm SuperCore (MPN 14009097006) is a high-output rotating assembly engineered for high-performance forced induction systems. As part of the SX-E series, this unit features a 72mm compressor inducer paired with a large 96/87mm turbine wheel, designed to deliver significant airflow and reduced backpressure for high-horsepower builds. This SuperCore assembly includes the compressor cover and the complete center rotating housing assembly (CHRA), providing a versatile foundation for tuners who need to select a specific turbine housing A/R to match their manifold and displacement requirements.

• Manufacturer Part Number: 14009097006
• Series: AirWerks SX-E (S400SX-E)
• Compressor Inducer: 72mm
• Turbine Wheel: 96mm Inducer / 87mm Exducer
• Assembly Type: SuperCore (Includes compressor cover and cartridge; turbine housing not included)

The BorgWarner 132681 is a precision-engineered V-band clamp designed specifically for HT3B and S400 series turbocharger housings. This genuine component ensures a high-pressure, leak-free seal between the turbocharger discharge and exhaust piping, essential for maintaining boost pressure and exhaust velocity in high-heat environments.

• Fits BorgWarner HT3B and S400 series turbochargers
• Provides uniform clamping force across the flange circumference to prevent leaks
• Engineered for high-temperature automotive and industrial applications
• Genuine BorgWarner component: MPN 132681
• Minimum Order Quantity (MOQ): 3 units

The BorgWarner AirWerks SX-E S300SX-E 8376 SuperCore assembly (MPN 13009097056) is a purpose-built solution for high-performance applications requiring superior flow and faster transient response. As a SuperCore, this unit includes the complete compressor housing and the Center Housing Rotating Assembly (CHRA), allowing you to select and install the specific turbine housing that matches your engine's displacement and backpressure requirements.

Designed as part of the SX-E performance line, the 8376 features advanced aerodynamics, including a forged milled compressor wheel (FMW) that offers increased durability and efficiency over traditional cast components. The compressor housing is equipped with a pre-machined speed sensor port, enabling precise data logging of turbocharger shaft speed for optimal tuning and safety.

• Manufacturer Part Number: 13009097056
• Product Series: AirWerks SX-E S300SX-E
• Model Identifier: 8376
• Compressor Wheel: Forged Milled Wheel (FMW)
• Assembly Type: SuperCore (Compressor Housing + CHRA)
• Features: Pre-machined speed sensor port and enhanced aerodynamic design
• Note: Turbine housing and speed sensor are sold separately