Tomei Japan
Tomei Japan
Tomei Japan ARMS T440M TURBINE KIT EJ SINGLE SCROLL for JDM: GDB A-B/GDA A-G/GRF/GVF & USDM: WRX 01-07/WRX STI 04+
SKU: 173030
•
MPN: 173030
•
Condition: Brand New (Factory Sealed)
€1,430.95
incl. 19% EU VAT • plus shipping
Available to Order • Dispatch in 3–4 Weeks
Qualifies for FREE Tracked European Delivery (€0.00) via DHL / DPD
Dispatched from JDM Part Shop Europe GmbH (Berlin Warehouse)
ARMS T440M SINGLE SCROLL TURBINE KIT for EJ
TURBO CHARGER
All new bolt-on turbo kit for EJ Single Scroll!
Engineered to achieve the best balance on EJ25 single scroll applications, as well as stroked engines with EJ22KIT / EJ26KIT.
The new forged billet compressor wheel pushes up the overall performance from low to high RPM range in addition to all the well-proven performance and balance of the previous model.
PRODUCT INFO
| APPLICATION | TYPE | P/N | NOTES | |
|---|---|---|---|---|
| EJ20/25 Single Scroll ※Please see the table below. |
T440M | 173030 | ・TOMEI Turbo Suction Hose is also required on Impreza (GD#) and Forester (SG#). ・GDB Inetrcooler Duct (Subaru P/N: 21830AA102) is also required to install this turbo kit on Impreza (GDA) or Forester (SG#). ・Can be installed also to GC8 / SF5 by upgrading the turbo suction hose to a product with ID: 60mm at the turbo side end. |
FEATURE / SPEC
【Application】
| IMPREZA JDM | FORESTER | |||||
|---|---|---|---|---|---|---|
| GC8 | GDA | GDB | GR/GV | SF5 (STI MT) |
SG5 | SG9 |
| A-G | AB | A-LINE | ||||
| EJ207 | EJ205 | EJ207 | EJ257 | EJ205 | EJ205 | EJ255 |
| IMPREZA USDM | WRX | |||||
|---|---|---|---|---|---|---|
| GD 01-03 | GD 04-05 | GD 06-07 | GR 08- | GV 11- | VA 15- | |
| WRX | WRX | STI | STI | STI | STI | STI |
| EJ205 | EJ205 | EJ257 | EJ257 | EJ257 | EJ257 | EJ257 |
FLOATING METAL

High quality floating journal bearing at the center shaft.
Bolt-on application |
Reinforced actuator |
|
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| Easy bolt-on installation, no modifications required. The short parts required for the installation, such as hose, gaskets and studs come with the kit. | Remarkable stability under high boost. |
1 YEAR WARRANTY
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The ARMS T440M Turbine Kits come with a 1 year limited warranty after the product has been registered with Tomei Powered shortly after purchase. |
| HOW TO REGISTER |
SPEC
The all new, forged aluminum billet compressor wheel increases even more efficiency and at the same time reduces surging that is one of the well known problems on tuning especially with AVCS applications. 


- COMPRESSOR WHEEL DATA
| TRIM | INNER DIA. | OUTER DIA. | BLADES |
|---|---|---|---|
| 56.0 | 56.2 | 75.0 | 6/6 |
- TURBINE WHEEL DATA
| TRIM | OUTER DIA. | EXIT DIA. | BLADES |
|---|---|---|---|
| 77.4 | 61.5 | 54.1 | 11 |

DATA

- FLAT PRIMARY EXHAUST PRESSURE
This straight-forward characteristic provides a stress-free drivability.
- STABLE BOOST AT HIGH RPM RANGE
Authentic Provenance Guarantee
Direct sourced genuine component with manufacturer serialization. No reproductions or unauthorized copies.
EU VAT Inclusive (€1,430.95)
Full EU tax invoice provided with every order conforming to Directive 2006/112/EC under VAT ID DE 349 201 892.
Expert Technical Support
Contact our Berlin engineering desk (+49 30 89201820) or WhatsApp (+49 30 89201820) for fitment verification prior to dispatch.
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