Hi Audifans, Was the 2 piece 10vt exhaust manifold OEM on any Audi vehicle? I was thinking maybe this part was stock on a 1990 200 turbo. If not, when was the change made? Thanks, Gary Lewis 88 5kcstq 1.8 bar 108km Pearl w/Fuchs, K24 turbo TransGlobal Financial (818) 384-7600 Mergers, Acquisitions, Public Offerings