USA Synthetics-Amsoil Direct Jobber - AMSOIL Slip Lock® Differential Additive is formulated with advanced friction modifiers and is designed to eliminate gear-housing chatter in cars, trucks and SUVs equipped with clutch-type limited-slip
Amsoil Authorized Dealers - AMSOIL synthetic gear lubes and Slip Lock® Differential Additive provide outstanding protection while eliminating chatter in limited-slip differentials. Chatter occurs when the clutches repeatedly alternate between slipping and