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Ducati Corse
Posts: 3,134
Join Date: Jan 2002
Location: notts
Mood: Bloo and Yellow.. and Red now ;)
You'd still need the ECU, regardless of if a PC was fitted. The PC should be considered an "add on" rather than a replacement for the ECU.
However, the PC would work with the stock ECU and you'd probably find any downloadable maps are written around the stock unit rather than the DP item.