Prusa is now offering toolhead upgrades for the XL machines. Since I only had a 2 toolhead machine, I decided to upgrade to the full 5 toolheads. In this video, I'll show you the installation and calibration process for the extra toolheads and do a test print to verify everything's working properly. Prusa XL - https://www.prusa3d.com/product/original-prusa-xl-assembled-5-toolhead-3d-printer/?p2p=%40RCDIY_187541 My Favorite Tools - https://www.amazon.com/hz/wishlist/ls/26XWKXQK322W8?&tag=robertcowandi-20 Prusa XL Playlist -    • Prusa XL   00:00 Intro 00:43 What's Included 02:56 Disassembly 04:14 Adding PSU 06:07 Installing Power Splitter 06:45 First Step Done! 07:20 Installing the Docks 08:04 Securing Docks 09:17 Wiring 09:54 Installing Toolheads 10:32 First Power Up 11:38 Dock Calibration 13:15 Offset Calibration 14:14 Preparing for Printing 15:05 Pricing and Test Print 16:18 Conclusion