2 Stroke Oil 100cc $4.99 Quantity discounts available QuantityPrice Quantity: -+ SKU: HPIZ191 Out of Stock ABOUT THIS PRODUCT:2 Stroke Oil 100ccAboutAboutBottle of HPI brand 2-stroke oil for the HPI Baja 5b. 100cc (3.4 ounce) bottle. Works on all 2-stroke engines. HPI part # Z191.