Quaker State Higher Mileage Engine with Slick 50 10W30 Motor Oil - 1 Quart Bottle, Pack of 6 Wear is one of the toughest enemies your engine faces. It can reduce engine life and rob you of power. That's why this oil is engineered to reduce wear and protect against oil leakage and engine compression loss Three times less critical cam wear than Industry standard requirements Active seal conditioning agents helps prevent leaks and reduce oil loss Blended to a higher viscosity to help engine sealing and reduce compression loss Provides active base to neutralize combustion acids that can corrode your engine.