Based on the information provided, it seems like you may be referring to a potential scam or spam email that is offering a solution to website performance issues. The mention of Shelton Hiller and defective products does not seem to directly relate to the content of the message you shared.
In general, when looking for information about defective products associated with a specific individual like Shelton Hiller, it is important to first identify the product or service in question. From there, it is advisable to check official product recalls and consumer complaints databases, as well as legal cases and news articles related to the products or services provided by Shelton Hiller.
Unfortunately, without further details or context, it is challenging to provide specific information regarding defective products or legal issues involving Shelton Hiller. If you have more specific details or context related to this inquiry, please provide them so that further targeted research can be conducted.