HP MILCY 15W-40 CF-4 is a superior quality multi-grade diesel engine oil formulated to deliver exceptional lubrication and protection in both turbocharged and naturally aspirated diesel engines. Developed from highly refined base stocks combined with advanced additive chemistry, this oil provides outstanding engine cleanliness, excellent wear protection, and remarkable control over soot and oxidation — even under extended drain intervals and demanding operating conditions. The product ensures reliable lubrication during cold starts and maintains optimum oil viscosity at high operating temperatures, safeguarding critical engine components against wear and deposits. Its strong dispersancy characteristics prevent sludge and soot accumulation, maintaining the efficiency and longevity of modern engines.

Specification HP MILCY 15W-40 CF-4
Kinematic Viscosity @ 100°C, cSt 14.0 – 16.0
Viscosity Index, Min 110
TBN, mg KOH/gm 6.5
Flash Point, COC, °C, Min 200
Pour Point, °C, Max -21
HP MILCY 15W‑40 CF‑4 barrel