Ram trucks

Skyjacker(R) stabilizers dampen out the harshness of the highway, the shimmy from running the additional weight of larger tires and wheels and places control back into the drivers hands. Stabilizers...

These great stabilizers dampen out the harshness of the highway, the 'shimmy' from running the additional weight of larger tires and wheels and places control back into the driver's hands...

Skyjacker(R) stabilizers dampen out the harshness of the highway, the shimmy from running the additional weight of larger tires and wheels and places control back into the drivers hands. Stabilizers...

Even on freshly rebuilt, or brand new engines, the coolant is usually contaminated with microscopic particles including casting sand leftover from the manufacturing process, metal shavings, rust, and...

Sinister Diesel intakes are designed, engineered and fabricated in-house to provide industry leading performance and durability. All of our intakes utilize CNC mandrel bent aluminum tubing for...

Duralec Ultra combines premium base oils with Royal Purple's proprietary additive technology, Synerlec, to create a high-performance motor oil that optimizes engine performance and provides superior...

Duralec Super motor oil is a high performance synthetic engine oil made for those diesel engines requiring the use of an emissions compliant oil for the 2007 and 2010 emissions equipment such as:...

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...

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...

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...

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...

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...