Motul Tekma Mega X 15W‑40 is a high-performance, semi‑synthetic (Technosynthese®) lubricant engineered for naturally aspirated or turbocharged heavy‑duty diesel engines used in trucks, construction machinery, agriculture, buses, stationary units, and marine applications. It provides robust protection across both older and modern low‑emission configurations—including Euro II through Euro V with EGR or SCR systems.

Key Features & Benefits

• Technosynthese® semi-synthetic base: Offers durability and thermal stability that exceed traditional mineral oils, ensuring consistent performance across a wide temperature range.
  

• Full SAPS formula: Balanced detergency and anti-oxidation properties protect against soot accumulation, oil thickening, filter clogging, and bore polishing. It also guards against corrosion, rust, and foam.
  

• Universal fleet compatibility: Suitable as a single lubricating solution for mixed fleets with older and newer generation engines—ideal for simplifying maintenance logistics.
  

Applications & Use Cases

• Ideal for heavy-duty diesel engines in a wide variety of equipment—trucks, mining, construction, agriculture, buses, and stationary/boat engines.
  

• Suitable for fleets with mixed-engine generations, enabling unified oil use across legacy and modern platforms.
  

• Appropriate for engines with EGR or SCR systems—i.e., Euro II–V—offering extended drain performance without compromising emissions components.
  

Why Choose TEKMA MEGA X?

• Versatile single-fluid solution: Helps simplify maintenance in mixed fleets.

• Excellent soot control and cleanliness: Keeps engine internals and filters functioning even under heavy workloads.

• Reliable wear protection: Guards cylinder liners and maintains oil performance under severe conditions.
  

User Recommendations

• Follow OEM-specified drain intervals and adjust based on engine usage, operating conditions, and diesel fuel sulfur content.
  

• The fluid can be blended with synthetic or mineral oils if necessary during maintenance transitions.
  

Final Summary

Motul TEKMA MEGA X 15W‑40 is a versatile, premium-grade diesel engine oil stabilized with Technosynthese® chemistry, ideal for high-duty cycles across both legacy and modern diesel engines. With full SAPS protection, fuel system cleanliness, and extensive OEM approvals, it's a go-to solution for fleets, heavy equipment, and mixed-use engines. Reliable performance meets versatile application.