FS Suprex Gold ESP Full Synthetic SAE 5W-40

FS Suprex Gold ESP (Exhaust System Protection) Full Synthetic SAE 5W- 40 is an API CK-4/SN lubricant. This product comfortably exceeds performance-level requirements of API CK-4/SN and OEM standards. Formulated with advanced technology, FS Suprex Gold ESP Full Synthetic SAE 5W-40 surpasses the higher-performance demands of modern engines equipped with advanced emission-control technology and exceeds API CK-4/SN requirements.

Fully backward compatible to protect older engines as well, it withstands the stress of heat, soot, and acids to help prevent deposits, wear, and corrosion, outperforming best-in-class conventional SAE 15W-40 oils. Use of FS Suprex Gold ESP Full Synthetic SAE 5W-40 enables fleets to capture significant long-term cost efficiencies, while maximizing equipment performance and protection.


Features and Benefits: 

  • Outstanding wear protection
  • Extended drain intervals
  • Improved fuel economy performance – greater than 1% - over conventional SAE 15W-40 oils
  • Exceptional soot dispersancy
  • Excellent operating performance in low ambient temperatures
  • Superior protection against deposit and sludge buildup
  • Greatest resistance to thermal and oxidative breakdown
  • Advanced additive technology to protect modern emission-control systems
  • Long-lasting TBN to neutralize acids and guard against corrosive wear
FS Suprex Gold ESP Full Synthetic SAE 5W-40
FS Gold Standard Seal
FS Gold Standard

FS Dieselex® Gold and Suprex Gold® ESP: Setting New Standards in Total Engine Performance and Protection

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