Extracting Content from an MSU File
Updated Windows Tips FAQ from WindowsITPro, the updated FAQ will answer these questions for you.
Q. How can I extract the files from a Windows Vista Microsoft Update Standalone Package (MSU)?
Q. How can I check driver availability for my Creative Technology product under Windows Vista?
Q. Can I upgrade to Microsoft Exchange Server 2007 from Exchange Server 5.5?
Q. What is the new licensing scheme that is part of Microsoft SQL Server 2005 Service Pack 2 (SP2)?
Q. How do I insert a single quote (‘) into a SQL Server database? Source: Windows Tips & Tricks UPDATE–April 2, 2007: Extracting Content from an MSU File
Here is the entire list of Windows Tips on their site.