See more parts for Subaru STI
Select the year of your Subaru STI:
Product thumb
Cusco Dog Step-2 Transmission Gear Set Subaru STI 04-07
$9734.00
Free Shipping

Cusco Dog Box Transmission Kit for Subaru Impreza STi (GDB, GRB)

Upgrade your driving experience with the Cusco Dog Box Transmission Kit, specifically designed for the Subaru Impreza STi (GDB, GRB). This innovative kit transforms your factory 6-speed manual transmission into a high-performance 5-speed dog-type unit, enhancing your vehicle's responsiveness and shift quality.

Key Features

  • Conversion to Dog-Type Transmission: The kit replaces the original synchronize-type transmission, providing a more direct and engaging shifting experience.
  • Utilizes Genuine Main Body: By using the original main body, the cost is significantly reduced, making this upgrade more accessible compared to competitors.
  • Improved Shift Feel: Experience a noticeable difference in the tactile feedback during gear changes, allowing for quicker and smoother shifts.
  • Optimized for Performance: Designed to help shave valuable seconds off your lap times, making it perfect for track enthusiasts and competitive drivers.

Specifications

  • Model Compatibility: Subaru Impreza STi (GDB, GRB)
  • Transmission Type: 5-Speed Dog-Type
  • Weight: Lightweight design for improved performance
  • Installation: Direct fit with minimal modifications required

Benefits of Upgrading

By replacing the factory components with the Cusco Dog Box Transmission Kit, you can expect:

  • Quicker gear engagement, resulting in a more exhilarating driving experience.
  • Increased durability under high-stress conditions, ideal for motorsport applications.
  • Enhanced reliability, ensuring your transmission can handle the demands of spirited driving.

Customer Reviews

Many customers have shared their enthusiasm after installing the Cusco Dog Box Transmission Kit. One driver noted, "The difference in shifting is night and day. I can feel the connection between my foot and the wheels, and my lap times have improved significantly!" Another user commented, "This kit was a game changer for my track days. The shifts are precise, and I love the added confidence it gives me in tight corners."

For any questions or to learn more about this exciting upgrade, please contact us.

Proposition 65

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

Vehicle
2004-2007
Subaru STI

Cusco Banner

Who is Cusco?

Cusco is an independent aftermarket company in Japan specializing in manufacturing high-performance parts such as drivetrain components, suspension, chassis bars, including strut towers, engine parts, roll cages, and more. 

They are widely known in the automotive industry and have participated in various race series within and outside Japan. 

Today, they have become the go-to brand of aftermarket tuners all around the globe.

Racing Background

Cusco has created many racing vehicles for different racing disciplines, such as rallying, track racing, autocross, time attack events, and gymkhana. 

With a history of producing the best race cars in its class, they have used that knowledge and have translated it to all their products creating the best performing and safest parts out there.

Improves Driving Experience

Cusco's goal is to improve each car's potential to provide the driver with the best experience possible. It helps the car provide better feedback to the driver, which helps the driver create better judgment and confidence to trust their vehicle. 

Inhouse Manufacturing Process

Cusco maintains its high-quality standard by doing their parts inhouse. From design to manufacturing, they have created a dedicated facility that would help them ensure that it passes their strict requirements, providing the clients with the best products they deserve. The company is also ISO 9001 certified, meaning all of its processes have passed the standard requirement of the regulatory commission.

Struts and Roll cages

Cusco has been very popular when it comes to chassis stiffeners and roll cages. They create one of the best roll cages that comply with the racing body's standards. Their design helps improve chassis stiffness and rigidity, making it handle better and helps protect the driver in case of an accident. It is intended to save dozens of lives on the race track and in the streets. 

Purchase Cusco Parts at Vivid Racing

Cusco has been supplying parts for almost a decade among thousands of enthusiasts worldwide. With its track record of providing parts that outperform the competition, they are a brand that anyone can count on. Visit Vivid Racing and check out the list of Cusco products specific to your needs.

Check out these other great products