Purpose and Specifications

WOLF ESSENTIAL 10W40 SL/CF B4 4L is a reliable semi-synthetic engine oil designed for older gasoline and light-duty diesel passenger car engines, with or without turbochargers. It delivers excellent engine cleanliness, complete protection for all components, and high thermal stability to keep your engine running smoothly.

This budget-friendly oil flows easily in cold starts down to -25°C for quick protection, stays thick up to 150°C under heavy loads, and neutralizes harmful acids and deposits. Approved for ACEA A3/B3, A3/B4, API SL/CF, MB 229.1, VW 501.01, and VW 505.00 specs, it's perfect for everyday driving.

• 4-liter container ideal for most car oil changes
• Protects engines up to 10,000-15,000 km or 12 months between changes
• Shelf life of 5 years when stored cool and dry

When to Use / Replace?

Use this oil in older cars from the 1990s-2000s with naturally aspirated or turbo engines operating in temps from -25°C to +40°C. Ideal for city driving, highways, or mixed use where you want strong protection without premium cost.

Replace every 10,000 km for normal driving or 7,500 km for severe conditions like towing or dusty roads. Check oil level monthly and top up if low to avoid wear.

FAQ

Q: Is this oil good for my VW Golf from 2005?
A: Yes, it meets VW 501.01 and 505.00 approvals, providing solid protection for gasoline and diesel engines in year-2000s VWs.

Q: How often should I change it in hot climates?
A: Change every 8,000-10,000 km or 6-12 months; its thermal stability handles up to 150°C without breaking down.

Q: Can I mix it with other 10W40 oils?
A: Yes, safe to top up with compatible ACEA A3/B4 or API SL/CF oils, but full drain and refill is best for peak performance.