Quote:
Originally Posted by Allch Chcar
It's perfectly fine to run regular, knock sensors are standard now. But since the FA20 is designed for Premium it's going to run less efficient on regular making the end cost the same or negligible.
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I'm sorry but that's not true. Yes, it does have knock sensors, and it WILL pull timing, but that can only do so much. The engine may still knock under certain driving conditions which will damage it over time. The FA20/4U-GSE requires premium fuel. It's exactly what it sounds like.