Royal Purple 11722 Max-Clean Fuel System Cleaner 20 oz

Royal Purple

<h3>About Royal Purple</h3><p><strong>Royal Purple</strong> has been synonymous with high-performance synthetic lubrication since its founding in 1986. <a href="/600-royal-purple">The brand</a> was born out of the vision of John Williams, a pioneering synthetic oil developer whose early expertise shaped what would become one of the most recognized names in performance lubrication. The company's distinctive identity was sealed early on — when a customer remarked he had never seen purple oil, Williams gave the brand its now-iconic name.</p><p>Headquartered in Porter, Texas, Royal Purple grew steadily on the strength of its proprietary <strong>Synerlec&reg;</strong> additive technology, a man-made formulation engineered to enhance lubricant performance at the molecular level. This innovation helped the brand carve out a loyal following among everyday drivers, professional mechanics, and motorsports competitors alike. Royal Purple products have earned recognition in demanding motorsports series including NASCAR and NHRA, where marginal gains in lubrication efficiency can translate directly to performance on track.</p><p>Today, Royal Purple manufactures high-performance lubricants across automotive, commercial, and marine applications, with a product lineup that spans <a href="/600-royal-purple-engine-oil-12138">engine oils</a>, <a href="/600-royal-purple-differential-oil-12137">differential gear oils</a>, <a href="/600-royal-purple-diesel-engine-oil-200317">diesel engine oils</a>, <a href="/600-royal-purple-manual-transmission-fluid-13630">manual transmission fluids</a>, and <a href="/600-royal-purple-automatic-transmission-fluid-11387">automatic transmission fluids</a>. Each product category reflects the brand&apos;s core philosophy: develop synthetic lubricants that genuinely outperform both mineral-based and competing synthetic alternatives.</p><h3>Why Enthusiasts Choose Royal Purple</h3><p>What sets Royal Purple apart is its commitment to full-synthetic formulations across every category it serves. Rather than relying on conventional base oils, the brand builds each product around high-quality synthetic base stocks combined with its proprietary additive chemistry. The result is lubricants that maintain their protective film under extreme heat, high RPMs, and severe load conditions where conventional fluids can break down.</p><ul style="list-style:disc"><li><strong>Synerlec&reg; technology</strong> — Royal Purple&apos;s proprietary additive system that enhances film strength and reduces metal-to-metal contact</li><li><strong>Wide application coverage</strong> — Products engineered for gasoline and diesel engines, differentials, manual gearboxes, and automatic transmissions</li><li><strong>Racing-proven performance</strong> — Used in motorsports applications from drag racing to oval track competition</li><li><strong>ISO 9001:2015 certified</strong> — Quality management standards verified by independent certification</li><li><strong>Extended drain intervals</strong> — Full-synthetic formulations designed to maintain performance well beyond conventional oil change schedules</li></ul><h3>Royal Purple Product Categories</h3><p>Whether you&apos;re protecting a daily driver or building a dedicated performance vehicle, Royal Purple&apos;s lineup covers the critical fluid needs of your drivetrain. Their <a href="/600-royal-purple-engine-oil-12138">engine oil</a> range spans viscosities from 0W-16 to 20W-50, addressing everything from modern fuel-efficient engines to high-output modified powerplants. For the rest of the drivetrain, Royal Purple&apos;s <a href="/600-royal-purple-differential-oil-12137">differential oils</a>, <a href="/600-royal-purple-manual-transmission-fluid-13630">manual transmission fluids</a>, and <a href="/600-royal-purple-automatic-transmission-fluid-11387">automatic transmission fluids</a> deliver the same commitment to protection and performance. Diesel operators can turn to Royal Purple&apos;s dedicated <a href="/600-royal-purple-diesel-engine-oil-200317">diesel engine oil</a> formulations, specifically engineered for modern emissions-equipped engines.</p>