...Purple motor oils are recommended for use in all 4-cycle gasoline engines, and both 2-cycle and 4-cycle diesel applications including cars, trucks, motor homes/RVs, boats, commercial fleets, and stationary industrial diesel engines. Royal Purple...
...sensors, also known as Lambda sensors or O2 sensors among some vehicle manufacturers, are among the most sensitive and critical components on your car's engine. Earlier fuel injection systems employed one oxygen sensor in the exhaust system to...