171702_001-r.jpg
BorgWarner S475 (75/96/1.32) - Industrial Injection
171702_001-r.jpg
BorgWarner S475 (75/96/1.32) - Industrial Injection

Genuine BorgWarner S475 S400SX4 Turbocharger 75/96 1.32 A/R Twin Scroll | 171702

BorgWarner SKU: BW-171702
Price
Regular price $87202
Regular price $000 Sale price $87202
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Product Description:

Genuine BorgWarner S400SX4 75mm Turbocharger

The Genuine BorgWarner S400SX4 Turbocharger (171702) is built for serious diesel performance, delivering exceptional airflow, durability, and efficiency for high-horsepower street, towing, competition, and custom engine applications. Featuring a 75mm Extended Tip Technology (ETT) compressor wheel, a 96mm turbine wheel, and a 1.32 A/R twin-scroll turbine housing, this turbocharger offers outstanding performance across a wide operating range.

Designed around BorgWarner's proven AirWerks platform, the S400SX4 utilizes twin hydrodynamic journal bearings, an advanced SX4 compressor wheel, and anti-surge compressor cover technology to improve airflow, compressor efficiency, and boost response while maintaining exceptional reliability. Whether you're building a high-performance street truck, dedicated tow rig, drag truck, or sled puller, the S400SX4 is engineered to handle demanding horsepower levels with confidence.

Features

  • Genuine BorgWarner AirWerks S400SX4 turbocharger
  • 75mm Extended Tip Technology (ETT) compressor wheel
  • 96mm turbine wheel
  • 1.32 A/R twin-scroll turbine housing
  • Twin hydrodynamic journal bearing design
  • SX4 compressor wheel for increased airflow and efficiency
  • Compressor cover with anti-surge recirculation grooves
  • Adjustable compressor and turbine housing orientation
  • Half Marmon turbine outlet
  • Built for high-horsepower diesel performance applications

Specifications

  • Compressor Wheel Inducer: 75 mm
  • Compressor Wheel Exducer: 100 mm (3.94")
  • Turbine Wheel Inducer: 96 mm
  • Turbine Wheel Exducer: 88 mm (3.47")
  • Turbine Housing: Twin Scroll
  • Turbine Housing A/R: 1.32
  • Turbine Outlet: Half Marmon
  • Original Turbine Housing: BorgWarner 171698

Applications

  • High-performance diesel street trucks
  • Heavy-duty towing applications
  • Competition and drag racing trucks
  • Sled pulling
  • Custom diesel engine builds

BorgWarner Part Number: 171702

OEM Cross References

171702

Fitment Note: This turbocharger is intended for custom performance applications and is not a direct replacement for a specific OEM vehicle. Compatibility depends on your engine combination, exhaust manifold, and installation requirements. The standard configuration includes BorgWarner turbine housing 171698. If you require a different turbine housing or need assistance selecting the correct S400SX4 configuration, contact Industrial Injection before ordering.
Core Return Info

Read Carefully!

When you purchase a product from our website that has a core requirement, you have two options:

1. You choose to pay the core charge and we will ship the product right away, then once we receive the cores you will be refunded the core charge if your cores pass our inspection qualifications. This is the preferred choice and has the least delays. 

2. You choose to send in your cores before we ship the product that was purchased. This choice has the risk of delayed shipment of your purchased product and our inventory is not guaranteed by the time we receive your cores. You will need to follow all of the instructions below as quickly as possible so that you can get your purchased product and we can receive the cores. When you choose this option you acknowledge that by the time we receive your cores, our inventory could have change and there could be a delay in your shipment. 

 

Please return all cores to:



Industrial Injection Core Returns
2858 South 300 West
Salt Lake City, Utah 84115

INCLUDE RA# THAT WAS ISSUED AT TIME OF PURCHASE! If RA # is lost, please call Customer Service at (800) 955-0476. Have your original invoice at time of phone call to give all appropriate information for return.

Core return freight is the responsibility of the customer

FULL CREDIT WILL BE GIVEN WHEN: 

In order to receive full core credit, your core(s) must be returned within 90 days from receipt of order. It must be as is “off the engine.” Full core credit will be given if core meets acceptance criteria. Cores that are damaged during shipment to Industrial Injection are the responsibility of the customer and their shipping company.

½ CORE CHARGE CREDIT WILL BE GIVEN WHEN:

  • Slightly damaged housing or camshaft
  • Missing parts such as FCA

No Core Credit issued when:

  • Core is seized or hydraulic head is cracked
  • Excessive damage ( Heavy use of Bio-diesel and rust are common causes for unacceptable core)
  • Core is fire damaged
  • Core is returned after 90 days/3months

Please do the following when returning a core:

  • Make sure you have removed all fittings from your old unit
  • Drain all fuel and oil from unit
  • Package cores so that fuel and oil does not escape from the package

NOTE: packages that have fuel or oil residue on the outside of the box during shipping will not be delivered by UPS or the postal service which will cause delays.

  • Please re-use boxes and bags that parts were shipped in originally. These boxes are UPS approved to reduce damage while being handled in freight.
  • All shipping charges are the responsibility of the customer
  • Please write on the box “Core Return” and have RA # clearly written on the outside of box
  • Include copy of original invoice and RGA inside box

PLEASE RETAIN RA#, INVOICE # AND TRACKING NUMBER UNTIL CREDIT IS RECEIVED BY YOU. We do not research by customer name, only invoice # or RA #.

Questions About This Product?

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