Notes:
For 1993-95 VW Golf III & Jetta III VR6 OBDI. 91 octane or higher fuel must be used with this chip. Factory chip is pressed into a socket on the printed circuit board for most of these vehicles. You, or any skilled technician, can install the chip by following our detailed instructions. Chip programs are specific to each unique ECU code, so we must have your exact 9 to 11 digit ECU code to process your order. The ECU code is found on the top of your computer and starts with this group of numbers: 021 906 258...