Windows Vista SP1 6.0.6001.16633 (longhorn.070803-1655) – 9Down.com | Software News & Download 

SP1 with Standalone installer for Vista x86 (32bit). AFAIK, the .exe nor the contained .cab cannot be integrated into Vista through known methods (vlite, pkgmgr, etc.), and instead must be installed on top of an existing Vista installation.

Windows Vista SP1 6.0.6001.16633 (longhorn.070803-1655) – 9Down.com | Software News & Download