My opinion will stay on the road course as well.
The Cobras IRS is a great addition for the twisties over the old live axle.
I am a Mitsubishi fan through and through (only sports cars I've ever owned) but for 30-35k, Cobra all the way.
Straight line or a road course.
Someone brought that up at a shooting I was involved in. I said he should have stopped. They said "what about Garner v. Tennessee."? I told them, " his name ain't Garner and we ain't in Tennessee!"