OWS 80W-250 Synthogear Xtreme LS is a specially engineered fully synthetic extreme-performance gearbox oil for high-performance / competition gear boxes, rear axles and final drives fitted with Limited-slip differential. Highly recommended for track & competition use. Promotes smooth-shifting, quieter operation and excellent wear and tear protection for synchromesh. Extends gearbox and LSD life span. Excellent for high performance modified vehicles operating under high heart and load during competition.