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+++ Christmas Delivery cut off 19th Dec +++

BorgWarner AirWerks turbine housing S400SX S400SX3 83mm - T4 TwinScroll 1.25 A/R - 177105



£ 238.02
excl. 20% VAT , Free shipping
£ 285.62
incl. 20% VAT , Free shipping
Stk
Stock:
1
Order within the next 0 hours 0 minutes 0 seconds and your package is expected to arrive between 19.12.2025 - 22.12.2025

BorgWarner AirWerks S400SX / S400SX3 turbine housing - 177105

T4 twinscroll - 1.25 A/R - 83mm turbine wheel

Genuine BorgWarner AirWerks turbine housing

You receive a single genuine turbine housing for a BorgWarner AirWerks turbocharger, this let you choose which A/R ratio orientation of the flange and flange type fits best to your application.

Fits the subsequent turbochargers:
S400SX (BorgWarner 178855)
S400SX3 (BorgWarner 177248, 177101)

For turbine wheels: 83mm (exakter Wert ist 83,47mm)
A/R ratio: 1.25
Header flange: T4 divided / twinscroll



Different A/R ratio?

With this turbine housing you can fit your AirWerks turbocharger with a different A/R ratio. If you purchase an AirWerks turbocharger and wish to have a different A/R turbine housing, you have to order the corresponding turbine housing in addition.
Notice: Mounting kit for turbine housing is sold separately!

Video
What does T25, T3, T4 flange mean? | Turbocharger simply explained
TwinScroll vs SingleScroll housing | Turbocharger simply explained
What does the A/R value mean - more power vs. response | Turbocharger simply explained
What should I pay attention when installing a motorsport turbocharger?
Internal and external wastegate + actuators | Turbocharger simply explained

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