Housing, Turbine, TiAL P/N 003404, V-band inlet/outlet, GT55/GTX55R, 1.30 A/R

The TiAL P/N 003404 turbine housing is a purpose-built stainless steel component designed for competition-level Garrett GT55 and GTX55R turbocharger setups. Built for Pro-Mod and high-horsepower racing applications, this housing delivers the quick-disconnect convenience and durability that serious drag racers and top-tier builders demand. It’s the choice for teams who need reliable, repeatable turbine staging without compromise.

Specifications

• Material: Stainless Steel
• A/R Ratio: 1.30
• Inlet Flange: V-band
• Outlet Flange: V-band
• Turbocharger Compatibility: Garrett GT55/GTX55R series
• Garrett P/N: 003404
• Also Known As: “Pro-Mod” Stainless V-Band Housing

Performance & Application

This turbine housing is engineered specifically for Garrett GT55 series and GTX55 series turbochargers used in extreme performance builds. The V-band inlet and outlet configuration allows for fast, secure installation and removal — a critical advantage in Pro-Mod racing environments where efficient turbine staging and rapid turbo swaps matter. Built from stainless steel to withstand the sustained heat and stress of high-boost, high-RPM competition use, this housing is suited for racers who need maximum flow efficiency at the top end of the GT55/GTX55R platform’s capability.

Compatibility & Fitment

• Garrett GT55 series turbochargers
• Garrett GTX55R series turbochargers

Frequently Asked Questions

What is the A/R ratio of this turbine housing?

This TiAL turbine housing features a 1.30 A/R ratio.

What turbochargers is this housing compatible with?

It is designed for Garrett GT55 series and GTX55 series turbochargers.

What does “Pro-Mod” refer to on this product?

This housing is commonly called the “Pro-Mod” stainless V-Band Housing and is ideal for Pro-Mod applications requiring efficient high-flow turbine staging.

What flange types does this housing use?

It features V-band inlet and V-band outlet flanges for secure, quick-disconnect fitment.

For builders running Garrett GT55 or GTX55R turbochargers in Pro-Mod or comparable high-output applications, this TiAL stainless V-band turbine housing delivers the flow efficiency and connection reliability the platform demands.