Air and Fuel Superchargers, Turbochargers and Components

Tomioka Racing

Hybrid TD05-GT28 Ball Bearing Turbocharger

$2,169.60

SKU: TR-TS1028

In Stock
In Stock
Ships by Aug 3
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Tomioka Racing Hybrid TD05-GT28 turbocharger is engineered to offer quick spool times for Subaru EJ boxer engines. It utilizes a combination of a TD05 housing and a genuine Garrett ball bearing center housing rotating assembly (CHRA), paired with a custom billet compressor wheel. This design provides a medium-frame, ball bearing turbocharger that fits in the stock location for enhanced integration. Key specifications include a compressor inlet of 53.9 mm and an outlet of 71 mm, with a turbine inlet of 53.9 mm and an outlet of 76 mm. The turbo is rated for a maximum power output of 480 HP and features a 1.3 BAR (19 PSI) billet actuator spring. It includes a STD Subaru 5-bolt flange for direct fitment on applicable models. This turbocharger is compatible with a range of Subaru models including the Impreza STi (2008+), Impreza WRX/STi (2002-2007 GDA/GDB), Impreza GC8 (1998-2001), and Forester (2005-2007). Note that this item is not vehicle-specific and is displayed across various applications; it is crucial for buyers to review the specifications and verify compatibility with their specific vehicle before purchase.

MIA's Description

The Tomioka Racing Hybrid TD05-GT28 is a ball bearing turbocharger designed for quick spool on Subaru EJ boxer engines. It combines a TD05 housing with genuine Garrett ball bearing technology and a billet compressor wheel. This turbocharger features a stock location, a STD Subaru 5-bolt flange, and comes with a billet wastegate actuator with a 1.3 bar (19 PSI) spring.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandTomioka Racing
Part NumberTR-TS1028
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy