What's the 2008 lexus gs 350 oil type?

The 2008 Lexus GS350 came equipped with a 3.5L V6 engine that was able to produce 303 hp. This engine will have an oil capacity of 6.5 US quarts when the filter is included. You will need to use 5W-30 fully synthetic motor oil in this vehicle. The capacity being somewhat high means You are going to need to purchase a large jug and 2 small quarts to fully fill up this vehicle. You can expect to spend between $30 and $55 in oil costs depending on which brand You purchase. If You want to take this vehicle in to a shop to have the oil change done the average cost will be around $130.