Special Parts
Filter
Our collection of small lot production products, uniquely designed for specific race needs.
1 product
Custom Tuned LSD
Have your OS Super Lock LSD custom tuned to specifically match your vehicle's performance
Order OS-250R Today!
Choose the right gear oil to ensure your OS SuperLock LSD performs properly
The Right Tool for the Job
Using a metal alignment tool is key to proper installation of any race multi-plate clutch