mk4 ECU in a mk3 harness

vw_nut

Veteran Member
Joined
Jun 22, 2005
Location
Beechgrove, TN, 37018
TDI
, 1981 VW pickup TDI Conversion, , 2000 Golf TDI,1985 Cabriolet 16V,2006 jetta
im looking at putting a mk4 ECU and engine harness in my truck for more tuneability, im wondering if anyone has attempted this and if so id like to hear more
 
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