Hi purchased a 99 xlt off a buddy of mine. Its very clean, always babied 140K 4.0sohc, 4.10 gear, 5r55e trans, guy always used mobil 1 oil. So far i have flushed the radiator fluid, P/S fluid and added a small filter, T/C fluid, rear axle fluid, brake fluid and new rear slotted rotors and pads...