Performance builds refer to modifications made to vehicles, computers, or other systems to enhance their efficiency, speed, or overall functionality. In the automotive world, this can include upgrades like a more powerful engine, improved suspension, or better tires, all aimed at increasing acceleration and handling. In the realm of computing, performance builds often involve upgrading hardware components such as the CPU, GPU, or RAM to boost processing speed and graphics capabilities. These enhancements allow users to run demanding applications or games more smoothly, providing a better overall experience.