[2manyMcars]

From Infinity Designs FB, so everyone can see the final version, how the stacks secure to the plenum, I recall this thread and some others were debating glue vs nuts vs everyday things come apart.

Screws secure from bottom up through the machines plates into the trumpet. If I understand correctly the throttle body boot should further support the fastener, they put a lot of thought into this to avoid the eventuri issues with things … undoing themselves on some units.