Max-Clean is a state-of-the-art fuel system treatment that cleans injectors, restores fuel economy and reduces both engine buildup and tailpipe emissions. Max-Clean’s proprietary technology targets both the intake system and combustion chamber and is effective on the entire spectrum of engines on th...

Royal Purple oil filters provide superior particle removal, high-performance and optimized flow characteristics for maximum performance and longer filter life. Each filter features 100 per cent micro-glass media for superior particle removal with 99 per cent filtration efficiency at 25 microns. It f...

Royal Purple Max-Boost - 16 Ounce Can is a high-performance octane booster with 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 eng...

Max-Gear is an ultra-tough automotive gear oil. It's designed to maximize power and provide unsurpassed protection to heavily loaded gears. It makes gears run smoother, quieter, cooler and longer without overhauls. Max-Gear outperforms other gear oils because it combines the highest quality syntheti...

Royal Purple HMX SAE 5W-30 High-Mileage Synthetic Motor Oil, 1 quart (Case of 6) is specifically designed to minimize wear and restore lost performance in engines with more than 75,000 miles. Formulated with robust zinc/phosphorus anti-wear compounds combined with Royal Purple's proprietary additive...

Royal Purple HMX SAE 10W-30 High-Mileage Synthetic Motor Oil, 5 quart is specifically designed to minimize wear and restore lost performance in engines with more than 75,000 miles. Formulated with robust zinc/phosphorus anti-wear compounds combined with Royal Purple's proprietary additive technology...

Royal Purple Oil Filter features 100 percentage synthetic micro-glass media for superior particle removal with 99 percentage filtration efficiency at 25 microns. This product is designed with a high-performance silicone anti-drain back valve that prevents dry starts, even in extreme conditions and a...

Max-Gear is an ultra-tough automotive gear oil. It's designed to maximize power and provide unsurpassed protection to heavily loaded gears. It makes gears run smoother, quieter, cooler and longer without overhauls. Max-Gear outperforms other gear oils because it combines the highest quality syntheti...

Royal Purple Oil Filter features 100 percentage synthetic micro-glass media for superior particle removal with 99 percentage filtration efficiency at 25 microns. This product is designed with a high-performance silicone anti-drain back valve that prevents dry starts, even in extreme conditions and a...

Max ATF is a synthetic, high-performance, automatic transmission fluid. Its low co-efficient of friction and high film strength help to dramatically reduce heat and wear. Additionally, Max ATF is more oxidation stable than other transmission fluids for longer fluid life. Max ATF significantly reduce...