You would be the first I’ve seen have the issue related to the turbo. That being said I’ve replaced about five of the MAF plugs and terminals on non-turbo trucks here so I’d assume the new routing doesn’t make it better. I’ll look into a potential solution.
Just to add to the discussion…
How many hundreds of Superchargers are out in the wild for the 80s? It’s roughly the same boost as the turbo but Toyota/TRD/Magnusson never made nor required an intercooler.
Before people read all of this and start freaking out out that maybe they need an...
Simplest is a boost switch that you dial in to get the psi activation you want. My turbo’d meth is set at 2psi. Let off the throttle and it shuts off. The spendy way of doing this is by adding a boost control off the MAF.