ZUSS Z4 15W-40 API SQ Synthetic Blend Engine Oil
Overview
ZUSS Z4 15W-40 API SQ is a synthetic blend engine oil formulated with nano-technology to deliver outstanding protection for both gasoline and diesel engines. Combining the benefits of synthetic and mineral oils, it provides excellent wear resistance, oxidation stability, and engine cleanliness across a wide range of operating conditions.
Key Performance Features
- ✅ High-Temperature Protection: 15W-40 viscosity ensures stability and wear protection under extreme heat and load.
- ✅ Cold-Start Performance: Delivers effective lubrication at start-up in lower temperature conditions.
- ✅ Oxidation Resistance: Semi-synthetic formulation resists sludge and deposit formation, extending oil life.
- ✅ Wear Protection: Advanced additives reduce metal-to-metal contact, especially under stress.
- ✅ LSPI Protection: Meets API SQ standard for turbocharged gasoline engine knock prevention.
- ✅ Fuel Economy: Reduces internal friction to support improved mileage and efficiency.
- ✅ Emission System Compatibility: Helps protect catalytic converters and other emission components from harmful buildup.
Applications
- Recommended for engines requiring API SQ or earlier specifications.
- Suitable for both gasoline and diesel engines in light- and heavy-duty vehicles.
- Ideal for passenger cars, SUVs, commercial vehicles, and operations under heavy load or severe driving conditions.
- Mixed fleet gasoline/diesel
Typical Properties
| Viscosity @ 40°C | ~100 – 130 cSt |
|---|---|
| Viscosity @ 100°C | ~12.5 – 16.3 cSt |
| Viscosity Index | >135 - 150 |
| Pour Point | -27°C to -33°C |
| Flash Point | 220°C - 235°C |
| HTHS @ 150°C | 4.0 – 4.2 mPa·s |
| Cold Cranking Viscosity @ -25°C | ≤ 7000 mPa·s |
| NOACK Volatility | ≤ 13% |
| Total Base Number (TBN) | 9 – 11 mg KOH/g |
| Sulphated Ash Content | 1.0 - 1.2% |
API / ACEA
API SQ, ACEA A3/B4
OEM Approvals
VW 501.01/505.00, MB 229.1, Renault RN0700, Fiat 9.55535-D2
Storage & Handling
Store in a cool, dry location away from direct sunlight and heat sources. Keep containers sealed to avoid contamination.
Health & Safety
Refer to the Safety Data Sheet (SDS) for safe handling and disposal practices. Proper disposal helps protect health and the environment.
Available for B2B & retail distribution