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| SKU | OSGSB041-HA01 |
| MPN | SB041-HA01 |
| Certifications | None |
The OS Giken Super Lock LSD for the Subaru Impreza STI GRB front differential is engineered to provide exceptional traction and handling performance. Designed specifically for the demands of high-powered Subaru models, this limited slip differential enhances stability and cornering capability, delivering power smoothly and efficiently to the wheels.
Built with precision and durability in mind, the OS Giken Super Lock LSD is a trusted choice for enthusiasts looking to upgrade their drivetrain with high-quality components. Whether you're hitting the track, taking on challenging road conditions, or simply seeking better control and responsiveness, this LSD offers the reliability and performance you need.
Experience the difference of an expertly crafted differential designed to complement the Subaru Impreza STI GRB’s dynamic performance characteristics. Perfect for motorsport applications and spirited driving, the OS Giken Super Lock LSD stands out with its advanced locking mechanism that balances aggressive grip with smooth, predictable behavior.
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















