Citgo Petroleum 663004002004 Mystik Jt-8 Shd 15W50 Synthetic Blend Motor Oil - 5 Gallon Mystik jt-8 shd 15w50 heavy duty synthetic blend motor oil Plastic pail. 5 gallon Dimension - 12 l x 5 w x 14.75 h in. Item weight - 40 lbs.