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  See all Turbo | Supercharger products
Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D
Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 7 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 2 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 3 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 4 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 5 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 6 Tomei MX7960F EJ Single Scroll Arm Turbo Kit - TB401A-SB01D - Image 7

Tomei TB401A-SB01D Turbocharger

Introducing the Tomei TB401A-SB01D Turbocharger, a cutting-edge component designed to enhance your vehicle's performance. This turbocharger builds upon the legacy of the original M-Series turbo design, integrating advanced features that promise to elevate your driving experience.

Key Features:

  • Lightweight Billet Compressor Wheel: Crafted from aerospace-grade materials, this newly designed wheel is not only lightweight but also offers improved airflow and turbo spool thanks to its thinner blades and larger surface area.
  • Multi-Rate Billet Actuator: The TB401A-SB01D includes a robust multi-rate actuator with a reinforced forged construction. It comes with six springs that allow for precise boost adjustments, ensuring you can dial in your setup for optimal performance.
  • Swivel Type Nipple: This feature provides greater flexibility when routing hoses, making installation easier and more efficient.

Specifications:

  • Compressor Wheel:
    • Inducer Diameter (mm): 52
    • Exducer Diameter (mm): 68
    • Trim: 6
    • Material: A261
    • Production: CNC Billet
  • Turbine Wheel:
    • Exducer Diameter (mm): 5
    • Inducer Diameter (mm): 61
    • Trim: 7
    • Material: K41
    • Production: Cast
  • Compressor Housing:
    • Inducer Diameter (mm): 53.4
    • Exducer Diameter (mm): 44.2
  • Turbine Housing:
    • Inducer: 45
    • Exducer: E
    • A/R: 0.57
    • Initial Boost Setting: 1.0 kgf/cm²

Customer Feedback:

"I installed the Tomei TB401A-SB01D on my WRX, and the difference is night and day! The spool time is much quicker, and I can feel the power throughout the RPM range." - Alex R.

"The installation was straightforward, and the actuator adjustments are a game-changer. Highly recommend for anyone looking to boost their Subaru's performance!" - Jamie K.

Installation Instructions:

For detailed installation instructions, CLICK HERE.

Fitment:

  • Subaru WRX EJ20 1994-2020
  • Subaru WRX STI EJ20 1994-2007
  • Subaru WRX EJ25 2006-2014
  • Subaru WRX STI EJ25 2006-2007

Note:

All images are representational only; actual wheels may differ slightly.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Who is Tomei?

Tomei is one of the most recognizable brands when it comes to performance tuning. The company started in 1968 by Mr. Seiichi Suzuki and initially tuned race cars. Their concept is “To produce a great product for ultimate driving pleasure” which has translated into all their parts, making it a sought-after brand worldwide. Today, Tomei is used by various enthusiasts, tuners, professional drivers, and racers everywhere.

Racing Heritage

Tomei has its roots firmly attached to motorsports racing. With its experience in creating fast cars for decades, it was able to create parts that are considered as one of the most.sophisticated and technologically advanced parts in the market. Not only does it produce power. It ensures that it maintains its reliability as well.

The company offers a wide range of products, ranging from engine components such as camshafts, valve springs, pistons, connecting rods, cam gears, gaskets, limited slip differentials, exhaust systems, and more. Their parts are designed to perform well, not only on the streets, but on the track as well.

They have various race track records under their belt to prove it.

Purchase Tomei Products at Vivid Racing

If you want to upgrade the performance of your vehicle, then Tomei is the right brand for you. The company has consistently provided its customers with high-perfromance products that deliver what it promised. Using only the highest quality of materials available, which includes Titanium, they are able to develop parts that are strong and lightweight. This is the formula for a better performing engine. Visit Vivid Racing and check out their list of products that would fit your specific requirement.

















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Things
Sale price None
Wholesale price $1,305.08
Shipping Weight: 21.00
Length: 12
Width: 15
Height: 15
Product Added At Tuesday 03 April, 2018
Product Modified At Monday 23 June, 2025
Imported By ETLOverride
Last Edited By kathI@vividracing.com
View In Admin

Emissions Info
Carb Approved No
Carb Number -
Epa Status -
Prop65 Yes
Carb Required -
Vendors
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Vendor Inv Cost Retail Jobber MAP Core Updated
Premier WD Inventory Type: NonStocking
$1,305.08 $1,580.00 $1,580.00 $1,422.00 ? 2025-07-09 19:57:58
Tomei Powered USA Inc $1,106.00 $1,659.00 ? ? ? 2025-06-23 11:45:36
Tomei Powered USA Inc 7 ? $1,580.00 ? ? ? 2025-07-09 16:36:12


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