My Sprinter Van conversion has a full custom bathroom with a shower and porta-potti. Get the details in this blog post.
Murphy bed for a van - Imgur
Vanlife Question: If you are thinking about building a bathroom in your Sprinter Van...read this first! Here's my thoughts on the pros and cons of building a shower in your camper van with 6 months of van life under my belt.
The Van Life - Imgur