TiAL Turbocharger Housing

TiAL Turbocharger Housings: Precision-Cast Performance from Owosso, Michigan

When turbocharger builders demand more than a conventional cast-iron housing, TiAL Sport has been the answer since the early 2000s. The brand's stainless steel turbine housings have carved out a reputation in the motorsport and high-performance aftermarket as the benchmark for lightweight strength, thermal efficiency, and precision fitment — and for good reason. Every housing is conceived, engineered, cast, and CNC-machined entirely in-house at TiAL's facility in Owosso, Michigan, with no outsourcing and no shortcuts.

Investment-Cast Stainless Steel: Why It Matters

The defining feature of TiAL's turbocharger housings is the material and manufacturing process. Rather than relying on conventional sand-cast iron, TiAL uses a high-strength, investment-cast stainless steel alloy. This approach yields a beautifully smooth interior and exterior finish, which directly supports optimized exhaust gas flow through the turbine. Compared to iron housings of equivalent A/R, TiAL's stainless units offer approximately 33% weight reduction, superior corrosion resistance, and better heat retention — all critical attributes for sustained high-boost operation.

Each housing is then CNC-machined to exacting tolerances, ensuring consistent sealing and compatibility across the multiple A/R options available within each casting family. This means builders can select the A/R ratio tuned for their specific power target — whether that's a snappy low-A/R setup optimized for quick spool at lower RPM, or a high-A/R configuration chasing peak horsepower at the top of the rev range — without sacrificing fitment quality.

GT Series Coverage: From Small-Frame to Large-Frame

TiAL offers an extensive lineup of turbine housings covering the most popular GT and GTX turbocharger frames in motorsport. The range spans compact small-frame applications (GT28, GT30) all the way through large-frame setups (GT42, GT45, GT55), giving builders a single trusted source regardless of the power level they're chasing. Specialty variants, including the H2O Turbine Housing designed for applications requiring an integrated water jacket, further extend TiAL's coverage to select Xona and GT applications where thermal management is paramount.

V-Band Design and Hardware

A standout engineering choice across the TiAL housing lineup is the full V-band inlet and outlet system. By eliminating traditional bolted flanges and gaskets, V-band connections remove common failure points — broken studs, blown gaskets, and exhaust leaks — that plague iron housings under heat cycling and vibration. The V-band design also allows 360-degree rotation of the turbocharger, a practical benefit when packaging a turbo system in a tight engine bay. To further handle the demands of extreme applications, each housing ships with Inconel bolts and locking tabs for superior vibration and stretch resistance.

Why TiAL Stands Apart in Turbocharger Housings

The combination of on-site investment casting, CNC machining, and 100% U.S. manufacturing gives TiAL a level of process control that few competitors can match. The result is a housing that is not only lighter and stronger than its iron counterparts, but also more compact — an often underappreciated advantage when fitting a turbo system into a modern, densely packaged engine bay. For builders who won't compromise on quality at any point in the boost system, TiAL's turbocharger housings represent one of the most deliberate and well-executed products in the segment.