SUPERIOR ENGINEERING FOR AN EVOLVING INDUSTRY
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Why SUPREME LP/NG?
With the evolution of the diesel engine industry, Royal Oil Co. has responded by offering a newly formulated LP/NG engine oil to rival all others in the market place. With a multitude of benefits and additive chemistry that surpasses the “standard” products for CNG, LNG, and LPG engines; Supreme LP/NG Engine Oil offers the best protection in the industry. As your equipment evolves, partner with us to help protect your investment in the future.