This TiAL stainless steel turbine housing is purpose-built for Garrett G-Series G55 turbochargers, designed for high-output builds demanding aggressive exhaust scavenging and rapid spool response. It’s the choice for enthusiasts and race teams running V-band architecture who refuse to compromise on flow or durability. Backed by TiAL’s reputation for precision and Garrett’s G-Series performance platform, this housing is built for serious power.
Specifications
- A/R Ratio: 1.15
- Inlet Flange: V-band
- Outlet Flange: V-band
- Material: Stainless steel
- Garrett P/N: 008661
- Also Known As: “Pro-Mod” stainless V-Band Housing
Performance & Application
Engineered specifically for Garrett G-Series G55 turbochargers, this turbine housing is aimed at high-output applications where exhaust scavenging and spool characteristics make or break the build. The aggressive “Pro-Mod” design reflects a focus on maximizing flow efficiency through the V-band connections at both inlet and outlet. This housing suits builders running new G55 turbos who demand a stainless steel construction capable of handling serious performance demands.
Frequently Asked Questions
- What A/R ratio does this turbine housing use?
- This turbine housing has a 1.15 A/R ratio.
- What turbochargers is this housing designed for?
- This housing is designed for new Garrett G-Series G55 turbochargers.
- What inlet and outlet flanges does this housing use?
- This housing features V-band inlet and V-band outlet flanges.
- What does “Pro-Mod” refer to?
- “Pro-Mod” is the common name for this TiAL stainless V-Band turbine housing.
For G55 builds demanding maximum scavenging efficiency and a true race-proven V-band interface, this TiAL “Pro-Mod” housing delivers the stainless steel construction and A/R configuration serious power builds require.

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