Sites like LaunchBox Games Database and MobyGames host high-resolution scans of the front, back, and spine of the North American and European box art.
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]
XBOX Manual: Ssx 3 : Free Download, Borrow, and Streaming : Internet Archive. Internet Archive SSX 3 [Xbox] : Electronic Arts: Video Games - Amazon.com Sites like LaunchBox Games Database and MobyGames host
For on the original Xbox, finding the original "paper" components—specifically the instruction manual and cover art—is common for collectors looking to complete their "CIB" (Complete In Box) sets. Manuals & Documentation SSX 3 [Xbox Classic]