Bones Motorsports uses Pure Silicon Fluids that are rated with the Industry Standard CST rating. We offer many different viscosity's that are carefully made and certified. Bones Motorsports is dedicated to provide you with an excellent diff oil to put you in the winners circle.
*** Please note these Custom Blended diff oils are only ran weekly on Friday's.
****Custom Blended diff oils can delay the shipment of our standard diff oils.
Custom Blended 4,000 CST diff oil 4oz bottle