MPEG2 is the codec decoder and yes I think the OEM hybrid is mpeg2.

Only the OEM hybrid DVt tuner will work as OEM, with all the screen buttons etc.

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Sept 03, M3, Silver Grey. Retro-fits: Modded Mk4 DVD Drive, OEM Bluetooth, VR Control, Rainbow Speaker Upgrade, Sony SOT Amp, HK Sub, CCFL, Intravee II, NightMode.