Pro Spec Series

Using excellent heat-resistant matcrials for jet engines, Pro Spec Series
Emphasizes the stability of the oil molecule structure, controls the change of Oil
film's viscosity in hot weather, and enhances oil film and airtightness.
SPL/FM special anti-friction ingredients solely developed by SPEEDMASTER
Reduce the friction to the minimum, making engine oil function in the engine
Without any resistance. PRO SPEC Series is the top level full synthetic engine Oil
applicable in all kinds of engines under any circumstance.