68 Barracuda 4 speed carpet install

I have the hump, but as you can see the hump added in place would exaggerate the problem. This is a pic of the ACC carpet that’s supposed to be correct for 4 speeds.
Brewer's Performance - Mopar A833 4-Speed Transmission and Component Specialists

Brewers says it’s the same for auto and 4 speed also.
I just don’t understand how that could work.