Introducing the Subaru 5MT/6MT Trans Mount Insert Anti-Wobble, the perfect solution for drivers looking to upgrade their Subaru's transmission mount. Made from high-quality materials, this insert is designed to reduce the wobbling and shaking commonly experienced during acceleration and deceleration. The Subaru 5MT/6MT Trans Mount Insert Anti-Wobble is designed to be a simple and easy upgrade for your vehicle. With its easy installation process, you can have it up and running in no time. It's also durable and long-lasting, making it a smart investment for anyone looking to improve the performance and stability of their vehicle. Not only does this mount insert improve your driving experience, but it also helps to protect your transmission from unnecessary wear and tear. By reducing the excessive movement of your transmission, this insert helps to prevent damage that can be caused by vibration and movement. So if you're looking to upgrade your Subaru's transmission mount, the Subaru 5MT/6MT Trans Mount Insert Anti-Wobble is the perfect choice. It's easy to install, durable, and helps to improve the performance and longevity of your vehicle. You have the option of choosing between two harnesses - the 60d Soft and the 85D Medium. For everyday use, the 60d Soft hardness is the most commonly recommended choice. However, if you're looking to reduce more drivetrain movement, the 85D Medium harness may be a better fit for you, as it is stiffer for more performance applications. The stiffer 85d Medium may transmit more resonance in the vehicle. These fit factory part number, 41022AC180  transmission mount.