Quaker State Full Synthetic 5W-30 motor oil provides strong engine performance for today?s technologically advanced engines and high-performance vehicles. It s backed by a warranty of up to 300 000 miles or 10 years (whichever comes first)* if you exclusively use Quaker State Full Synthetic and Quaker State motor oils. Quaker State is the only warranty program that pays back the Kelley Blue Book trade-in value of your car for up to $3 000**! Quaker State Full Synthetic is also backed by 10 000-mile/1-year protection guarantee? so you can keep what you love running smoothly. The flagship product of the Quaker State motor oil family Quaker State Full Synthetic is designed to deliver more power and less friction provide improved fuel economy (based on latest industry standard) offer excellent protection against the formulation of sludge and other harmful deposits (based on Sequence IIIH & VH tests on 0W-20 engine oil) and provide excellent lubrication in both high and low temperatures (compared to Quak