Oils & Oil Filters

Twin Power™ Premium Engine Oil is specially formulated to protect American V-Twin motorcycle engines operating under extreme conditions. Possessing a special additive package that extends engine life and boosts performance by allowing the engine to run cooler and protect your ride against corrosion, sludge...

Twin Power™ Premium Engine Oil is specially formulated to protect American V-Twin motorcycle engines operating under extreme conditions. Possessing a special additive package that extends engine life and boosts performance by allowing the engine to run cooler and protect your ride against corrosion, sludge...

Get the most from your water-methanol injection kit with Boost Juice! Boost Juice is a proprietary mix of 49% methanol and 51% distilled water. Manufactured in the U.S.A in a controlled environment to ensure the ratios are exact every time for consistent tuning and...

Royal Purple's advanced Synerlec technology provides an exceptional film strength by reducing friction for peak engine performance. Synerlec also provides outstanding oxidation resistance to safely extend oil drains, and an ionic attraction to metal components maintaining a film of oil on parts minimizing start-up...

Modern gasoline direct injection (GDI) engines have achieved levels of power and fuel economy never before possible in passenger car engines. As a result, smaller engines operate at much higher loads across all engine speeds. This has caused increased wear in critical areas of...

Modern gasoline direct injection (GDI) engines have achieved levels of power and fuel economy never before possible in passenger car engines. As a result, smaller engines operate at much higher loads across all engine speeds. This has caused increased wear in critical areas of...

Modern gasoline direct injection (GDI) engines have achieved levels of power and fuel economy never before possible in passenger car engines. As a result, smaller engines operate at much higher loads across all engine speeds. This has caused increased wear in critical areas of...

The ashless formulation and synthetic solvency of HP 2-C keeps spark plugs and exhaust ports clean for maximum engine efficiency. HP 2-C is formulated with Royal Purple's proprietary, synthetic Synerlec additive technology that protects rings, bearings and cylinder walls from metal-to-metal contact and guards...

Royal Purple's advanced Synerlec technology provides an exceptional film strength by reducing friction for peak engine performance. Synerlec also provides outstanding oxidation resistance to safely extend oil drains, and an ionic attraction to metal components maintaining a film of oil on parts minimizing start-up...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Royal Purple HPS oils are fortified with a high level of zinc / phosphorus anti-wear additive and a generous dose of Royal Purple's proprietary Synerlec additive technology. These unique formulations enable HPS oils to outperform leading synthetic and conventional lubricants in both gasoline and...

Max-Restore contains a high dose of polyether amine (PEA) & proprietary detergents that quickly clean stubborn, long-term deposits, often found in high mileage engines, that clog injectors and provides a protective barrier to keep new deposits from forming.

Royal Purple Max-Atomizer is a highly concentrated, high performance fuel injector cleaner. It is specially formulated to solve problems with today's direct injection engines, but can be used with any type of fuel injection. Max-Atomizer contains highly concentrated polyether amine (PEA) detergents that quickly...

Royal Purple's advanced Synerlec technology provides an exceptional film strength by reducing friction for peak engine performance. Synerlec also provides outstanding oxidation resistance to safely extend oil drains, and an ionic attraction to metal components maintaining a film of oil on parts minimizing start-up...

Royal Purple's advanced Synerlec technology provides an exceptional film strength by reducing friction for peak engine performance. Synerlec also provides outstanding oxidation resistance to safely extend oil drains, and an ionic attraction to metal components maintaining a film of oil on parts minimizing start-up...

Royal Purple Max-Boost is a high-performance octane booster and fuel treatment that increases gasoline octane, reduces emissions, and enhances engine performance while stabilizing fuel. Max-Boost is formulated with MMT, which delivers the best octane enhancement to help eliminate engine damaging detonation, pre-ignition, and pinging...