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

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

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 EFR B2 Series turbine housing is engineered for high-performance applications that demand a balance between rapid boost response and high-end flow. Designed for the 80mm turbine wheel, the 0.92 A/R ratio provides excellent efficiency for mid-to-high horsepower builds. The T4 twin scroll (divided) inlet configuration is specifically designed to leverage exhaust pulse energy on divided manifold setups for significantly reduced lag.

Built to handle the extreme thermal stresses of racing environments, this housing comes as a complete wastegate assembly (WG Assy) featuring the internal flap mechanism. This ensures precise boost management without the complexity of an external wastegate setup. It is a direct replacement or upgrade for EFR B2 frame turbochargers.

• Series: BorgWarner EFR B2
• Turbine Wheel Diameter: 80mm
• A/R Ratio: 0.92
• Inlet Flange: T4 Twin Scroll (Divided)
• Wastegate Type: Internal Wastegate Assembly
• Manufacturer Part Number: 12801019009

This BorgWarner EFR B2 series turbine housing is engineered for high-performance applications that demand a balance of high-flow capacity and rapid transient response. Designed for B2 frame turbochargers equipped with an 80mm turbine wheel, this housing provides the thermal durability and precise tolerances required for heavy-duty street and track use.

The T4 twin scroll (divided) inlet configuration optimizes exhaust gas pulse energy, significantly reducing spool time and improving low-end torque compared to undivided housings. The 1.05 A/R ratio is ideal for maximizing top-end horsepower while maintaining a broad powerband.

• Series: EFR B2
• Turbine Wheel Diameter: 80mm
• Area/Radius (A/R): 1.05
• Inlet Flange: T4 Twin Scroll (Divided)
• Manufacturer Part Number: 12801019001

This BorgWarner EFR B2 Turbine Housing (MPN: 12801008006) is engineered for high-performance applications requiring maximum exhaust flow and efficiency. Designed specifically for the EFR B2 series with an 80mm turbine wheel, this housing features a 1.45 A/R ratio, making it an ideal choice for high-horsepower builds where reducing backpressure is a priority.

• Series: EFR B2
• Turbine Wheel Diameter: 80mm
• Area/Radius (A/R): 1.45
• Inlet Flange: T4 Twin Scroll
• Housing Type: H Type (External Wastegate)
• Manufacturer Part Number: 12801008006

The twin-scroll T4 design helps optimize exhaust gas pulse energy for faster spool-up and improved transient response compared to single-scroll alternatives of similar volume. The "H Type" designation indicates a non-wastegate configuration intended for use with external wastegate setups.

This genuine BorgWarner EFR B2 turbine housing is engineered for high-performance applications that demand the exhaust pulse efficiency of a twin-scroll configuration. Designed specifically for EFR B2 series turbochargers equipped with a 74mm turbine wheel, this housing features a 1.05 A/R ratio, providing an ideal balance between low-end spool-up and high-flow top-end performance.

• Manufacturer Part Number: 12741019002
• Series: EFR B2
• Turbine Wheel Diameter: 74mm
• A/R Ratio: 1.05
• Inlet Flange: T4 Twin Scroll

Whether you are replacing a damaged housing or re-configuring your turbocharger setup for a new manifold, this housing offers the precise tolerances required for BorgWarner’s EFR platform. It is designed to bolt directly to the B2 CHRA using the factory V-band or bolted attachment system characteristic of the EFR line.

This BorgWarner EFR B2 Series turbine housing is engineered for the 74mm turbine wheel, offering a balance of high-flow capacity and responsive boost pressure. The .92 A/R ratio is paired with a T4 twin-scroll (divided) inlet flange to optimize exhaust gas pulse energy, significantly reducing turbo lag in high-performance applications. This unit is a complete internal wastegate (WG) assembly, simplifying turbocharger installation by eliminating the need for external wastegate plumbing and manifold modifications.

• Manufacturer Part Number: 12741008001
• Turbo Series: EFR B2
• Turbine Wheel Compatibility: 74mm
• A/R Ratio: 0.92
• Inlet Flange: T4 Twin Scroll (Divided)
• Wastegate Style: Internal Wastegate Assembly

This BorgWarner EFR B1 Series turbine housing is engineered for high-performance applications that utilize an external wastegate configuration. Designed for the 63mm turbine wheel, the .85 A/R ratio offers an excellent balance between rapid boost response and high-flow efficiency at upper RPM ranges.

Constructed from investment-cast stainless steel, this housing provides exceptional thermal durability and resistance to cracking under extreme exhaust temperatures. The V-band inlet (VOF) design allows for a secure, gasket-free seal and simplifies turbocharger clocking and installation in tight engine bays.

• Manufacturer Part Number: 11631008003
• Series: EFR B1
• Turbine Wheel Diameter: 63mm
• A/R Ratio: .85
• Inlet Type: V-Band (VOF)
• Wastegate: Non-Wastegated (Requires external gate)
• Material: Investment Cast Stainless Steel

Fits 1999-2003 Ford F-250 Super Duty, F-350 Super Duty, and Excursion (7.3L).

The Banks Power Turbocharger Compressor Wheel is engineered to address the inherent limitations of the factory turbocharger on Late 1999.5-2003 Ford 7.3L Power Stroke engines. By identifying where stock components choke airflow and create backpressure, Banks engineers developed this replacement wheel to recover the power, durability, and engine efficiency left on the table by the factory.

This precision-machined component is designed to improve turbocharger stability and performance, particularly at higher boost levels. It is an essential upgrade for owners looking to maintain reliability while maximizing towing power and reducing exhaust gas temperatures (EGTs).

• Improves turbo performance and stability at higher boost levels
• Designed to reduce airflow restrictions and backpressure
• Direct replacement for the stock compressor wheel
• Manufacturer Part Number: 24440
• Warranty: 2-Year Manufacturer Warranty