You can find a high-quality scan of the original Xbox Manual for SSX 3 on the Internet Archive .
If you prefer a pre-printed replacement, various retailers on eBay sell reproduction box art inserts specifically for original Xbox games. Complete Sets (CIB) SSX 3 [Xbox Classic]
A digital version of Prima's Official Strategy Guide is also available, which contains detailed character bios and track data. Cover Art & Inserts For replacing damaged or missing box art: You can find a high-quality scan of the
If you are looking for the entire physical package (Disc + Case + Manual): XBOX Manual: Ssx 3 : Free Download, Borrow, and Streaming SSX 3 [Xbox Classic]