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joey_turbo

13 April 2007 12:58 PM

ECU Model codes/numbers

Does anyone have a link or information about the various model code numbers on ECU's?

Z4, Y7, U8 etc..

myblackwrx

13 April 2007 01:37 PM

U8,2C,W6 from early wrx Nov 1992-Sept 1994
Z4 from wrx Sept 1994-Aug 1996
6K is from a version 2 STI

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