What's the 2005 subaru legacy gt oil type?

The 2005 Subaru Legacy GT came factory standard with a 2.5 L 4Cylinder engine under the hood and this was the same engine that was used in both the sedan and wagon body styles. This engine is going to need to run on synthetic 5W-30 motor oil. The capacity will be 4.4 US quarts which is a bit over one gallon so You should purchase a one gallon jug and then an extra quart to save some money. In total You shouldn't expect to spend more than about $25 on fluids if You're going to do the oil change Yourself. The oil is going to need to be changed every 7,500 miles.