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Stage 1 upgrade ECU chip for the BMW E30 325i & E34 525i fitted with the 2.5L 6cyl 12V M20B25 engine and 173 Bosch Motronic ECU
Suitable for the following vehicles:
This ECU upgrade chip features uprated fuel & timing maps and an increased rev limit in order to produce an additional 8-10bhp & 8-12lb/ft from an otherwise standard M20B25 engine.
It is ideal for completely standard unmodified vehicles, and will also work well with the following modifications:
Please note that the above modifications are NOT required for this chip to work, they are simply recommendations for even further power gains to be made.
ECU Chip-Fitting Service Available - Please Contact For Details
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