Shell Helix Ultra AT-L 5W-40 is a fully synthetic, low-SAPS engine oil developed to meet the needs of Fiat and other manufacturers, offering excellent oxidation resistance, fuel economy, and protection for emissions systems.

Shell Helix Ultra AT-L 5W-40

Shell Helix Ultra AT-L 5W-40 is a fully synthetic, low-SAPS engine oil developed to meet the needs of Fiat and other manufacturers, offering excellent oxidation resistance, fuel economy, and protection for emissions systems.

Shell Helix Ultra AT-L 5W-40


Fully synthetic engine oil optimized for Fiat and DPF-equipped vehicles

  • Meets Fiat 9.55535-S2 specification

  • Designed for gasoline engines with catalytic converters and diesel engines with DPF

  • Shell’s active cleansing technology prevents sludge and dirt build-up

  • Low-SAPS formulation protects emission systems and DPFs

  • High shear stability ensures long-term viscosity control

  • Excellent low-temperature performance and cold-start behavior

  • Reduces oil consumption with low volatility base oils

  • Long-term oxidation resistance supports extended drain intervals

  • Approved to ACEA C3, API SM/CF, BMW LL-04, and MB 229.31

Global Product Code: 001D2103



Application:

Shell Helix Ultra AT-L 5W-40 is a fully synthetic, low-SAPS engine oil developed to meet the performance needs of Fiat and other manufacturers of gasoline engines with three-way catalytic converters and diesel engines equipped with diesel particulate filters (DPFs). This oil maximises engine performance until the next oil change by preventing sludge formation and wear under high-stress conditions.

Performance Features & Benefits:

  • Shell’s Ultimate Active Cleansing Technology: Continuously prevents dirt and sludge build-up, keeping engines cleaner and more efficient.
  • Low Volatility Base Oils: Reduces oil consumption and the frequency of top-ups due to lower evaporation losses.
  • Long-Term Oxidation Stability: Resists degradation under high-temperature operation, supporting extended oil-drain intervals.
  • Low Viscosity & Rapid Oil Flow: Ensures faster lubrication and fuel savings through improved cold-start performance.
  • High Shear Stability: Maintains viscosity grade throughout the oil’s life, even under mechanical stress.
  • Low-SAPS Additive System: Designed to prolong the service life of DPFs and catalytic converters by reducing ash and sulphur content.

Main Application Areas:

  • Fiat engines requiring Fiat 9.55535-S2
  • Gasoline engines with three-way catalytic converters
  • Diesel engines fitted with DPFs
  • Engines requiring ACEA C3 or API SM/CF oils

Usage Instructions:

  • Recommended for use in accordance with manufacturer requirements for Fiat, BMW, MB, and others.
  • Supports both standard and long oil-drain intervals.
  • Always refer to your vehicle owner’s manual for specific service intervals and compatibility.

Environmental & Safety Information:

  • Shell Helix Ultra AT-L is unlikely to present significant health or safety hazards when used as recommended and with proper hygiene practices.
  • Avoid contact with used oil. Use protective gloves and wash exposed skin with soap and water.
  • Do not dispose of oil into drains, soil, or water. Return used oil to an authorised collection point.
  • Safety Data Sheet (SDS) available via inquiry.

Technical Specifications:

Property Value
Viscosity Grade 5W-40
Kinematic Viscosity @ 40°C 74.49 mm²/s (ASTM D445)
Kinematic Viscosity @ 100°C 13.1 mm²/s (ASTM D445)
Viscosity Index 170 (ISO 2909)
Density @ 15°C 840 kg/m³ (ASTM D4052)
Pour Point -39°C (ISO 3016)
Specifications & Approvals Fiat 9.55535-S2 (meets requirements)
API SM / CF
ACEA C3
BMW Longlife-04
MB Approval 229.31

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