ST452-109 0-5 Bar Absolute Pressure Sensor with Low Freq DSP Interface (0.5% FS Total Error Band over -20C to +80C) Dash-3 Pressure Fitting (e.g. Boost)
Just been on their website and finally found the same info now you've posted it up at the same time lol
just got to find the cheapest place to buy 1 now

prices are shocking but i spose if you want the quality you gotta pay for it
whats the differance in absolute pressure

can some 1 explain or il google it tommorow