If you were searching for pirated software, please be aware that cracks often contain malware, cause system instability, and violate copyright law. This response focuses on the legitimate feature.

It sounds like you are referring to (a plugin by Waves Audio in collaboration with Chris Lord-Alge) and specifically the "Crack" or "Crack Exclusive" feature.

Given these points, "Waves CLA Vocals Crack Exclusive" seems to refer to a high-end, exclusive vocal processing solution or plugin developed by Waves in collaboration with or inspired by the work of Chris Lord-Alge. This could potentially be a new plugin or a bundle of plugins designed to help users achieve professional-sounding vocals in their mixes, possibly through emulating or incorporating CLA's renowned vocal mixing techniques.