Passenger Car OilsQS Range
QS 5W-30 RN
Fully synthetic low-SAPS longlife oil preserving Renault and Mercedes modern exhaust structures. Why choose this oil
Viscosity5W-30
Oil TypeFully Synthetic
Specifications
- ACEA C3/C4
- MB 226.51/229.51
- Renault RN0720
Available in
Check this fits your car
Enter your reg and we will confirm Duckhams QS 5W-30 RN against your exact engine in seconds.
By reg (fastest)
Or select your vehicle
Why choose QS 5W-30 RN
An advanced premium low-SAPS synthetic formulation specifically engineered for diesel particulate filter protection and high-stress mileage intervals.
- Cold-start protection
- Wear protection
- Engine cleanliness
- Lower emissions
- Delivers smooth operation during cold starts.
- Provides consistent protection in both city traffic and highway conditions.
- Helps reduce engine wear and supports long-term reliability.
- Formulated to keep the engine clean and reduce harmful buildup.
- Compatible with modern emission control systems and eco-friendly technologies.
Typical physical characteristics
| Property | Unit | Typical Value |
|---|---|---|
| Viscosity | 5W-30 | |
| Density @ 20°C | kg/m³ | 0.851 |
| KV100 | cSt | 11.7 |
| KV40 | cSt | 65.9 |
| VI | 175 | |
| CCS | cP | 5329 |
| TBN | 6.5 | |
| Sulphated Ash | % | 0.5 |
| Colour | Clear Amber | |
| Flash (Closed) | °C | 197 |
| Pour Point | °C | -39 |
Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.
Manufacturer standards
The manufacturer standards Duckhams QS 5W-30 RN is recommended for, grouped by the marque that sets them rather than by the code.
Check this is right for your carMercedes-Benz
- MB 226.51/229.51
Renault
- RN0720



