Shell Helix Diesel Ultra AB-L 5W-30


Shell Helix Diesel Ultra Ab-L 5w-30 is a Maximise performance right up to the next oil change.


Shell Helix Diesel Ultra AB-L is the latest generation fully synthetic engine oil designed specifically to meet the needs of all Mercedes-Benz diesel engines, including those with diesel particulate filters. Approved by Mercedes-Benz for normal and extended service Europe).

Contains Shell’s ultimate active cleansing technology to continuously prevent dirt and sludge build-up, maximising engine performance right up to the next oil change.


Performance, Features & Benefits

Emission system protection


  • Low SAPS formula to provide long life for diesels fitted with Diesel Particulate Filters and Three Way Catalyst systems.
Shell’s ultimate active cleansing technology


  • Five times as effective at removing sludge from dirty engines than a mineral oil.
Long-term oxidation stability


  • Up to 37% more protection than other fully synthetic leading brands tested.
Fuel economy


  • Exceeds fuel economy requirements for MB cars.


Specially selected synthetic base oils


  • Reduces the oil volatility and therefore the oil consumption. The need for oil top-up is therefore reduced.
High shear stability


  • To maintain viscosity and stay in-grade throughout the oil drain period.


Minimises vibration and engine noise


  • Smoother, quieter drive.

Main Applications


  • Approved by Mercedes-Benz for engines requiring their specification MB 229.51.
Specifications, Approvals & Recommendations


  • API: SM/CF ·
  • ACEA: C3 ·
  • MB Approval: 229.51 ·
  • BMW: LL-04 ·


For a full listing of equipment approvals and recommendations, please consult your local Shell Technical Helpdesk, or the OEM Approvals website.


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