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Super Street


The challenge has begun! Competitor’s battle it out in a series of tests to determine which car can rightfully call themselves the Castrol SYNTEC Top Car. You’ll also have an opportunity to enter the sweepstakes for a chance to win $10,000 cash prize just for selecting the Top Car! Which car will be victorious? Stay tuned…



  • SYNTEC provides stability & endurance under extreme conditions (heat, load, speed) that can cause conventional oils to break down.

  • SYNTEC delivers the ultimate performance under high-temperature conditions: unsurpassed protection against volatility burn-off and viscosity increase.

  • SYNTEC neutralizes acids in your engine that can cause rust and corrosion on vital engine parts such as cylinders, bearings, and hydraulic valve lifters.

  • SYNTEC contains a Powerful Additive Package that neutralizes corrosive particles, preventing them from grouping together and forming sludge.

  • No leading motor oil provides more horsepower (10W-30 as tested vs. leading competitive 10W-30S)