Originally Posted by seahawker01

From what I recall the factory gauge reads coming out of the oil cooler not coming out of the engine. The ECU picks up the oil temp out of the engine where one should read the oil temp. I believe the oil is getting 20-30 deg hotter then what is indicated.

The oil really only should get hot enough to vaporize the water in it (and fuel at a lower temp). Without looking it up this typically happens around 180F. So considering the above info, if true, 160 on the gauge is perfectly acceptable and probably ideal.