Ask I-CAR
Toyota
Toyota does not have a sectioning procedure for the rear rails.
Per Toyota Bulletin #176 - Approved Collision Repair Methods: A "Method Not Approved" is "Sectioning at Non-Specified Locations"
Toyota has a partial replacement at factory seams procedure for the rear rails. The procedures can be found at techinfo.toyota.com
For short videos that show how to purchase and access the Toyota collision repair information, check out the Toyota OEM Information page.
A tool that may be used to find out if the vehicle maker has a partial replacement or sectioning procedure is the I-CAR developed OEM Partial Part Replacement Search.
Check out the I-CAR Collision Repair News article: How to Find Toyota/Lexus CRIBs
