How-To Step by Step Guide

It all went well until I got to the farthest strap on the passenger side because the strap's buckle was colliding with the rack's knob.

I trimmed the buckle off with some wirecutt

All done. I'm not a mechanical engineer and can't say for sure that it really helps, but common sense says that it will help to shunt some of the pressure above the rack, and that's a good thing.