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  • S4 500 Semi-Synthetic Street Engine Oil is formulated using ester-based synthetics and premium mineral base stocks.
  • This proprietary base oil blend combined with our state-of-the-art additive technology gives leading performance and protection that exceeds competitors full-synthetic offerings.
  • Provides optimal engine protection and performance with an emphasis on detergency, deposit control, stable viscosity, and maximum performance output.
  • Superior thermal stability and oxidation resistance
  • Balanced frictional properties for smooth shifting
  • Special friction optimized chemistry delivers optimum fuel economy and protection without sacrificing clutch performance
  • Specifically formulated for both air- and water-cooled 4-stroke motorcycle engines, with or without a wet clutch
  • Compatible and may be used in vehicles requiring previous API service categories (SG, SH, SJ, SL, SM and SN)
  • Made in USA
  • Meets or exceeds APISN and JASOMA2 requirements