S15 refers to a specific model of the Nissan Silvia, a popular sports car produced by the Japanese automaker Nissan. The S15 was manufactured from 1999 to 2002 and is known for its sleek design and performance capabilities. It features a rear-wheel-drive layout and is often equipped with a turbocharged engine, making it a favorite among car enthusiasts and tuners. The S15 is part of the Silvia lineage, which has a strong motorsport heritage. It gained popularity in drifting and racing communities due to its balanced handling and lightweight construction. The car is celebrated for its aftermarket support, allowing owners to customize and enhance performance.