Help virtually stop the aging process inside your engine.
Over time, all engines age and experience wear that could severely shorten engine life. Now there is a motor oil that can virtually stop wear in its tracks—new Quaker State Defy™ motor oil.
Quaker State Defy is a synthetic blend motor oil that’s engineered to defy time by preventing 98% of future engine wear1—including camshaft wear and bearing wear. Quaker State Defy contains increased zinc anti-wear agents that target high-temperature and high-wear surfaces to help you get the most life out of your engine.