Purpose and Specifications

LIQUI MOLY Longlife III 5W-30 is a fully synthetic, low-friction engine oil designed for modern vehicles with extended oil change intervals. This premium oil delivers instant protection even in cold weather, keeping your engine clean and running smoothly for longer.

Key Performance Benefits:

• Flows instantly at cold starts (5W rating) for immediate engine protection
• Maintains thick, protective film at high temperatures (30 rating) for reliable lubrication
• Cleans engine deposits and prevents buildup that reduces efficiency
• Reduces wear on critical engine parts, extending engine life
• Improves fuel economy and lowers emissions
• Safe for turbochargers and catalytic converters
• Protects diesel particulate filters (DPF) in diesel engines

Approved for: Volkswagen, Audi, BMW, Mercedes-Benz, and Porsche vehicles. Meets ACEA C3, API SN, BMW LL-04, VW 504.00/507.00, and other major manufacturer standards.

When to Use / Replace?

Follow your vehicle manufacturer's recommended oil change interval, typically 15,000 to 20,000 km (9,300 to 12,400 miles) or 12 months, whichever comes first. Some modern vehicles with extended service schedules may go longer—always check your owner's manual.

Operating Temperature Range: Performs reliably from -30°C to +40°C (-22°F to 104°F) ambient conditions. The oil maintains protection even in extreme cold winters and hot summer driving.

Storage: Keep unopened containers in a cool, dry place. Shelf life is typically 3 to 5 years when stored properly away from direct sunlight.

Frequently Asked Questions

Q: Can I use this oil in my diesel engine?
A: Yes. LIQUI MOLY Longlife III 5W-30 is approved for both gasoline and diesel engines, including common rail and FSI technology. It's also safe for vehicles with diesel particulate filters.

Q: Is this oil suitable for turbo engines?
A: Yes. This oil has been tested and approved for turbocharged engines and catalytic converters, providing reliable protection under high-stress conditions.

Q: What does 5W-30 mean?
A: The '5W' means the oil flows easily in cold weather (winter protection), while '30' means it maintains proper thickness at normal operating temperatures. This balance ensures your engine starts quickly in winter and stays protected year-round.