2007-2021 Toyota Tundra Soft Tri-Fold Tonneau Cover 5.5ft Bed Superwide-Mirrors Should I clean the header

Should I clean the header and cylinder head surface before installation

you may need to source fasteners if you're using non-standard seat bases

or seal them immediately after install to prevent oxidation

but it requires tig welding and specific filler rod

OEM factory configuration

2007-2021 Toyota Tundra Soft Tri-Fold Tonneau Cover 5.5ft Bed Superwide-Mirrors Should I clean the header2007 2021 Toyota Tundra Soft Tri Fold Tonneau Cover 5. 5ft Bed A three panel soft tonneau that folds flat against the cab, giving you full bed access in seconds. Built with flexible material and designed for DIY installation, it seals out weather while staying light enough to operate by hand. Works with factory bed rails and tie down points. Ships from FL Warehouse Factory Mounting Points Full Bed Access Key Features Tri fold design Folds tight