MAN (Maschinenfabrik Augsburg Nürnberg SE) is a German engineering and heavy industry company and a subsidiary of the Volkswagen Group, headquartered in Munich. MAN is a leader in engineering and manufacturing commercial vehicles. The company designs and produces trucks, buses, diesel engines, steam turbines, gas turbines, and provides industrial services.

MAN Oil Specifications:

• MAN M 3677, MAN M 3477 & M 3271-1 approved oils: Mobil Delvac 1™ LE 5W-30 — a low-SAPS fully synthetic diesel engine oil offering fuel economy potential and long-drain capability.
• MAN M 3477, MAN M 3575 & MAN M 3271-1 approved oils: Mobil Delvac XHP ESP 10W-40 — a low-SAPS synthetic oil providing advanced engine and emission system protection.
• MAN M 3277 approved oils: Mobil Delvac 1 SHC 5W-40 and Mobil Delvac XHP Extra 10W-40 — synthetic, high-performance diesel engine oils engineered for long drain intervals and extended engine life under severe operating conditions.
• MAN M 3377 approved oils: Mobil Delvac XHP Ultra 5W-30 — a synthetic, extra high-performance diesel engine oil offering outstanding protection and fuel economy for modern heavy-duty diesel engines.

MTU is a German manufacturer of high-performance diesel engines and related technologies, known for its reliability and engineering excellence in heavy-duty and industrial applications. 

MTU Oil Specifications: MTU engine oils are available in various SAE grades and quality levels to ensure optimal performance and protection for diesel engines operating under different conditions.

• Power Guard DEO SAE 40 – Higher-quality single and multigrade oil, produced by MTU / MTU-DD.
• Power Guard DEO SAE 15W-40 – Higher-quality single and multigrade oil, produced by MTU / MTU-DD.
• Fascination of Power SAE 40 – Standard-quality single and multigrade oil, produced by MTU-Asia.
• Fascination of Power SAE 40 – Higher-quality single and multigrade oil.
• Fascination of Power SAE 15W-40 – Higher-quality single and multigrade oil.
• Fascination of Power Maxi Shield SAE 15W-40 – Higher-quality single and multigrade oil.
• MTU Premium SAE 30, 40 – Higher-quality single and multigrade oils, produced by MTU-DD Australia.
• MTU Premium SAE 15W-40 – Higher-quality single and multigrade oil.

ZF Friedrichshafen AG is a German public company headquartered in Friedrichshafen, Germany.
It is renowned for its design, research, development, and manufacturing activities in the automotive industry.