Additives

Contents sufficient for max. 5 liters (5.28 U.S. QT) of motor oil, minimum filling of 3 liters (3.17 U.S QT) is requested for optimum product performance. The product is self mixing and can be added...

To be added directly into the fuel tank. Use aspreventive or to cure acute engine problems. The product mixes with the fuel automatically. Minimum fuel filling of 25 liters (7 gal.) is requested for...

Royal Purple Max-Clean is a state-of-the-art high performance fuel system cleaner that maximizes the performance of your fuel system. Max-Clean restores fuel economy by deeply penetrating deposits...

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...

LIQUI MOLY recommends adding Motorbike Radiator Cleaner to the cooling water if problems arise or before changing the coolant. Depending on the level of contamination, run the engine at operating...

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...

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...

Royal Purple Max-Tane is formulated for year-round use in all types of light, medium and heavy duty diesel engines, and is compatible with any type or grade of diesel fuel, including #1 diesel and #2...

The unique combination of proven PEA technology and the latest additive generation achieves maximum cleaning performance in the combustion chamber, in and around the injector tip and in the entire...

Provides initial lubrication of new or replaced turbochargers to prevent damage due to oil starvation. Damage to turbocharger may occur within seconds of engine start if not lubricated properly...

One 500 ml can is sufficient for up to 5 liters(1.3 gal.) of oil. Add Pro-Line Engine Flush to the engine oil at operating temperature before changing the oil. After adding the product allow the...