In Michigan they don't even inspect the 4% (no vehicle safety testing). This in a state where many vehicles are literally a shadow of their former selves, with massive rust-through from road salt, another evil cursing all of us to accommodate the many drivers who know how (barely) to drive on dry roads only.
Now you're suckin' Diesel!
'92 300D 2.5 Turbo
'96 Lincoln Town Car. The Jazzmobile.