Castrol Supercar A 0W-20 pover the past 10 years, supercar engine pressures have almost doubled. Generating phenomenal amounts of horsepower, nothing tests the engine and ultimately the oil like a supercar. Castrol EDGE SUPERCAR boosted with TITANIUM FST™ is proven and tested in supercars, the pinnacle of automotive engineering, and is suitable for use in high performance cars. Castrol EDGE SUPERCAR is the ultimate proof that our oils are tested to the limits, making them ready to perform however the engine and driver demands.