WOLF GUARDTECH 10W-40 B4 – Semi Synthetic Engine Oil (1 Litre)
ACEA A3/B4 Certified Common Rail Diesel Compatible Ideal for Top-Up Use
WOLF GUARDTECH 10W-40 B4 is a semi synthetic engine oil formulated from highly refined base oils and designed to meet ACEA A3/B4 and Euro 4 emission standards. It is suitable for both petrol and diesel engines, including advanced direct injection diesel engines like CRDI, HDI, and CDI.
This oil delivers dependable year-round protection, high oxidation resistance, and engine cleanliness, making it perfect for modern multi-valve and turbocharged engines.
Meets Euro 4 Low Ash Standards – Keeps emissions systems clean
Diesel Direct Injection Ready – Ideal for HDI, CRDI, CDI systems
Great for Cold Starts – Fluidity maintained at -39°C
High Oxidation Resistance – Extends oil life and protects engine parts
Ideal for Top-Ups – 1L bottle format for easy usage
Suitable for:
• Four-stroke petrol and diesel engines
• Common Rail, HDI, CDI diesel systems
• Vehicles requiring ACEA A3/B3 or A3/B4 specifications
• Perfect for top-up between oil changes
ACEA A3/B3-16
ACEA A3/B4
API SN / CF
MB 229.1
VW 501 01 / 505 00
Renault RN 0700 / RN 0710
Fiat 9.55535-D2 / G2
Property | Test Method | Unit | Value |
---|---|---|---|
Density @ 15°C | ASTM D4052 | g/ml | 0.865 |
Kinematic Viscosity @ 40°C | ASTM D445 | mm²/s | 91 |
Kinematic Viscosity @ 100°C | ASTM D445 | mm²/s | 13.8 |
Viscosity Index | ASTM D2270 | – | 155 |
Base Number (B.N.) | ASTM D2896 | mg KOH/g | 10.1 |
Pour Point | ASTM D6892 | °C | -39 |
CCS Viscosity @ -25°C | ASTM D5293 | mPa.s | 6700 |
Sulfated Ash | ASTM D874 | Mass % | 1.0 |
Flash Point (COC) | ASTM D92 | °C | 220 |
1 Litre per bottle – Perfect for engine oil top-up
Suitable for both petrol and diesel engines with Euro 4 requirements