Nissan 300 ZX 90 ECU  A18 A23 M12 300ZX Non turbo Automatic trans Federal emission computer

Up for sale is a Working, in excellent condition 1990 Datsun / Nissan 280 ZX Engine fuel / engine control module.  This may fit other models/years,from what's listed but that's up to the buyer to Verify.  As always your best bet is to match the part number to the one on your original ECU. These units have been NLA for quite a while now, and are not at all easy to find, at any price much less as fair as this.