Ultra Performance Lubricants™

Royal Purple engineers didn’t stop after perfecting high performance synthetic motor oil, they applied our additive technology to make best-in-class fuel system cleaners, synthetic oil filters, synthetic gear oil and more.

Here, find links to all Royal Purple products: automotive, racing, motorcycles, boats and “other” (chainsaws, firearms, air compressors, and general machinery).

Your car, truck and motorized equipment are functional assets, sometimes even good friends and always major investments. Make them more reliable and protect their longevity by giving them the best lubricants, fluids and filters.

Ready to outperform?


Oil Filtermore_vert
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Royal Purple manufactures only one type of oil filter – the super-premium Extended Life Oil Filter, designed and engineered to match superior particle removal with optimized flow for maximum engine protection and filter life.

Built smarter and stronger, Royal Purple synthetic oil filters continuously outperform in the toughest conditions.

Motor Oilmore_vert
Synthetic Motor Oilclose

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Royal Purple provides your engine with the highest level of protection. Our advanced synthetic motor oils are formulated with our proprietary Synerlec® additive technology. This unique chemistry gives Royal Purple engine oil high film strength that withstands the effects of load, speed and temperature without breaking down or rupturing.

Each and every Royal Purple synthetic engine oil provides a performance advantage, increased fuel efficiency, superior corrosion protection and better wear protection than other synthetic and conventional engine oils on the market. That’s why Royal Purple is the performance oil that outperforms.

Explore our complete line of high performance synthetic oil to find the products compatible with your vehicles.

Gear Box / Differentialmore_vert
Synthetic Automatic Transmission Fluid, Gear Oil and Gear Lube close

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Transmissions need love, too. You wouldn’t compromise on anything but the best synthetic motor oil, so why wouldn’t you use the leading synthetic automatic transmission fluid and synthetic gear oil?

Manufactured and tested by Royal Purple engineers, our MAX ATF and Racing ATF products provide exceptional smoothness and cooling for your automatic transmission. For manual gearboxes, Royal Purple offers our Synchromax and Max Gear products, which boost horsepower and provide superior resistance against corrosion.

Do you own a boat? Royal Purple has you covered. Our high performance synthetic marine gear lube, designed specifically for marine applications, substantially reduces gear wear while boosting fuel efficiency. Make the switch today—and give transmissions the love they deserve.

Bearings / U-Joints / Chassismore_vert
High-Tech Synthetic Bearing Grease close

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Royal Purple Ultra-Performance Grease (UPG) features Synerlec® technology, our laboratory-developed additive that puts us ahead of the competition. UPG is an extensively tested, multi-use synthetic bearing lubricant specifically formulated to work under the toughest pressure and in the most extreme heat.

It’s so advanced that when the high-speed China Star Bullet Train needed additional lubricity, UPG beat out 25 competitors. The result? The China Star Bullet Train fixed its heat problem and achieved world record speeds for rail travel (200 miles per hour). Now that’s a synthetic bearing grease that outperforms.

In addition to lubricating bearings, U-joints, and the chassis, Ultra-Performance Grease resists oxidation and reduces bearing noise.

Outperform in your everyday applications, with Ultra-Performance Grease, from Royal Purple.

Fuel Systemmore_vert
Fuel System Additives: Cleaner, Stabilizer, Octane Booster close

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Increase Power and Reduce Emissions with Fuel System Additives from Royal Purple

Royal Purple’s proprietary technology can be found in fuel system additives that increase power, reduce emissions and help diesel engines cold-start in winter conditions like a warm sunny day.

Max-Clean™ fuel system cleaner and stabilizer restores your engine, helping it perform the way it did when it came off the factory floor. Due to carbon build-up, direct-injected engines suffer from a loss of horsepower and a drop in fuel economy, sometimes after as few as 10,000 miles. With our high performance fuel injector cleaner, you can reclaim peak performance while reducing emissions.

Beyond our gasoline fuel system stabilizer, Max-Tane™ fuel injector cleaner is perfect for diesel cars and trucks and is specifically formulated to solve problems associated with today’s new HPCR diesel injection systems. Max-Tane cleans and lubricates your fuel system, prevents gelling in cold weather and improves fuel efficiency by up to 10%.

For racing and high performance applications, try Max-Boost™, our unique octane booster, and gain a competitive edge for engines equipped with carburetors, port fuel injection and direct injection, as well as for turbocharged, supercharged and nitrous-injected engines.

Radiatormore_vert
Purple Ice®: Next Generation Radiator Coolant Conditioner close

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Excessive heat is an engine’s nemesis. The good news? Preventing overheating is as simple as knowing the right product to use. Most cars and trucks rely on a basic mixture of antifreeze and water, but in many climates and under certain conditions, standard coolant alone cannot always protect against dangerously high engine temperatures.

Adding Purple Ice to radiator coolant streamlines heat transfer, creating a dramatic reduction in hot spots that can lead to engine failure.

When we tested Purple Ice in a 350-cubic inch V8 engine, we achieved average engine temps of less than 200°F—compare that to nearly 230°F in an engine relying on just antifreeze and water, and you’ll understand why motorsports professionals choose Purple Ice, an advanced coolant additive, to protect their vehicles against heat.

For peace of mind, keep cool with Purple Ice.

Power Steeringmore_vert
Max EZ®: Advanced Synthetic Power Steering Fluid close

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Formulated to quickly and quietly transmit power in your power steering system, Max EZ is the first choice among consumers and automotive professionals. Our industry-leading synthetic power steering fluid uses premium base oils and our custom-developed Synerlec® additive technology to prolong the life of your power steering pump. Synerlec-strengthened Max EZ delivers a distinct performance advantage and exceptional compatibility with O-rings and seals.

Synthetic power steering fluid is much less costly than the parts it maintains. Power steering systems are expensive to replace, and vehicles with malfunctioning units are difficult to drive. Protect your car or truck with Royal Purple’s Max EZ and enjoy smooth, effortless driving for years to come.

Assemblymore_vert
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Are you rebuilding or repairing your engine, or simply looking for an ultra-durable protectant for under the hood? To give our customers the highest level of protection for all moving engine parts, we developed Max-Tuff synthetic assembly lubricant, a combination of synthetic and traditional mineral oils.

Max-Tuff’s unique molecular structure forms a powerful physical barrier between sensitive load-bearing engine parts, especially piston rod bearings, crankshafts and camshafts.

Royal Purple synthetic assembly lubricant cuts down on abrasion, guards against rust and actually works to impede the natural breakdown of different types of metals.

Give your engine a boost with an extra level of performance.

Guns & Reelsmore_vert
Synthetic Gun and Reel Oilclose

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At Royal Purple, we make products for more than just your car or truck. Our synthetic gun oil, manufactured for hunting and shooting enthusiasts, is excellent for preserving and cleaning all types of firearms. The lubricant adapts well to both hot and cold environments, and it will not thicken and clot in low temperatures. Royal Purple synthetic gun oil also works to prevent and remove copper residue that forms in the barrel.

In addition, multi-use Maxfilm® makes an outstanding synthetic reel oil to extend the life of your fishing gear. A synthetic oil will help your reel move quieter and quicker for the ultimate in fishing performance.

At Royal Purple, we’re not just in the garage. We’re also on the range and in the tackle box. See what Royal Purple can do for your outdoor sports equipment.

Air Compressormore_vert
Discover Your New Synthetic Air Compressor Oilclose

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Specifically engineered for piston-type air compressors, Royal Purple’s synthetic air compressor oil delivers remarkable film strength for consistent lubrication between hot metal surfaces.

Synfilm Recip. 100 improves the compressor’s efficiency by decreasing friction caused by the piston rings and cylinder wall coming into contact, creating a more stable seal than other lubricants. Reciprocating shop compressors and reciprocating air compressors alike benefit from our standard-setting synthetic air compressor oil.

As with other Royal Purple products, Synfilm Recip. 100 contains Synerlec®, which forms an adhesive ionic bond that meets increased pressure with increased lubricity. It stays on the job longer to perform better.

Householdmore_vert
Synthetic Household Lubricantclose

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No garage or workshop is complete without Maxfilm®, a synthetic household lubricant engineered with cutting-edge additive technology. Maxfilm penetrates deeply into surfaces to loosen rust and other build-up, making it easier to complete repairs and finish projects.

Unlike conventional lubricants, our synthetic lubricant leaves a dry film that remains on the contact area long after application, for extended, hassle-free use. Maxfilm is also ideal for outdoor equipment such as lawn mowers and snowblowers, chainsaws, rollers, and even fishing tackle.

Aside from loosening parts and locks, Royal Purple’s synthetic household lubricant can be used to expedite metal drilling and hand cutting. Explore your options today.

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