The Garrett G42 Series turbine housing in a 1.01 A/R configuration is built for enthusiasts and engine builders who demand precise, quick-disconnect installation without sacrificing performance. Its v-band entry and exit design streamlines fitment on high-performance forced-induction builds, making it an ideal choice for those upgrading or configuring a G42 turbocharger system. This housing is engineered to deliver a responsive, high-performance boost characteristic suited to serious performance applications.
Specifications
- A/R Ratio: 1.01
- Inlet Type: V-band entry
- Outlet Type: V-band exit
- Garrett P/N: 757707-0011
Performance & Application
This turbine housing is designed for use with Garrett G42 Series turbochargers, targeting forced-induction performance builds that require efficient, high-response boost delivery. The v-band entry and exit configuration allows for quick-disconnect installation, simplifying maintenance and turbo swaps in performance-focused setups. Its 1.01 A/R ratio is optimized to balance spool characteristics with strong top-end flow, making it well-suited for enthusiasts building high-output G42-based turbo systems.
Frequently Asked Questions
- What A/R ratio does this turbine housing use?
- This turbine housing features a 1.01 A/R ratio.
- What type of inlet and outlet connections does this housing have?
- It features a v-band entry and v-band exit for quick-disconnect installation.
- Which Garrett turbocharger series is this housing designed for?
- This turbine housing is designed for Garrett G42 Series turbochargers.
For builders running a Garrett G42 Series turbocharger, this 1.01 A/R v-band turbine housing delivers the response and installation efficiency needed for a serious performance build.

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