VP U4.4 REG fuel as the best choice for virtually any powersports application if you’re not bound by fuel rules. It offers the biggest gain vs. cost of any performance part you can buy.You'll witness more power than pump gas across a wider range of applications than its predecessors. We formulate it as a direct pour-in replacement for pump gas, though requires modest jetting changes.The fuel's higher octane rating make it ideal for stock and modified 2- and 4-stroke applications. Contains MTBE.Get maximum performance and protection - use VP Powersports engine oils and lubricants.