Product Description
BorgWarner 168319 Turbine Housing — SX S400 1.10 A/R
The BORGWARNER 168319 is a genuine AirWerks turbine housing for the S400SX/S464 lineup. With a 1.10 A/R ratio and T6 twin-scroll flange, this cast iron housing provides excellent top-end flow for high horsepower single or compound builds. Perfect for replacing worn housings or upgrading an S400 turbo for improved performance.
Key Specifications
- Part Number: 168319
- Frame: BorgWarner SX S400 / S400SX
- A/R Ratio: 1.10
- Flange: T6 divided (twin-scroll)
- Material: Heavy-duty cast iron
Designed to fit BorgWarner S400 series turbos including S464/83/1.10 configurations.
What’s Included
- 1x BorgWarner 168319 S400 1.10 A/R Turbine Housing
Recommended Add-Ons
Fitment Notes
Fits BorgWarner AirWerks S400 turbos. Requires compatible T6 manifold and correct downpipe flange.
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FAQ
What turbo does the 168319 fit?
This housing is designed for BorgWarner SX S400 turbos such as S464/83 setups.
What flange does it use?
The 168319 uses a T6 twin-scroll (divided) turbine inlet.
What A/R ratio is it?
1.10 A/R, designed for strong top-end flow.
Will this housing fit my stock Cummins/Powerstroke/Duramax turbo?
No. It only fits BorgWarner S400SX turbos and requires proper manifold and piping.
Is it genuine BorgWarner?
Yes — this is an authentic BorgWarner AirWerks 168319 part.
Why Buy BorgWarner Turbos & Parts from CPP Diesel
- 100% Genuine BorgWarner AirWerks parts
- Fast shipping and secure packaging
- Expert fitment support for Cummins, Powerstroke, and Duramax
- From replacement parts to full turbo upgrades
