HIGHTEC SYNT RSS 03 5W30 is a premium, low-viscosity engine oil based on modern HC-synthetic technology. This mid-SAPS formulation protects exhaust aftertreatment systems while delivering full-strength wear protection for petrol and diesel engines.

Purpose and specifications

This oil is designed for car petrol and diesel engines with and without turbocharger, and is perfectly suited for vehicles with diesel particulate filters. It meets ACEA C2, ACEA C3 and API SP, and carries the approvals MB 229.31, MB 229.51, PSA B71 2297, PSA B71 2290, RENAULT RN17 and STELLANTIS FPW 9.55535/03.

• 5L container for a complete oil change
• Reliable cold-start lubrication down to around -35 C with rapid oil-pressure build-up
• Stable lubricating film at high temperatures keeps deposits and oil consumption low
• Low-ash, mid-SAPS chemistry protects DPF and catalysts and helps maintain fuel efficiency

When to use / change?

Choose this oil for newer Stellantis, PSA, Renault and Mercedes-Benz vehicles that specify a C2 or C3 5W-30 with these approvals. Replace the oil every 20,000 km or once a year, or follow the service indicator. It performs from roughly -30 C to +130 C and stays usable for about 5 years when stored sealed.

Frequently asked questions

Is this oil safe for diesel particulate filters?
Yes, its mid-SAPS, low-ash formulation meeting ACEA C2 and C3 protects the DPF and catalysts over their service life.

My car calls for RN17 or PSA B71 2290 - is this right?
Yes, it is approved to RENAULT RN17, PSA B71 2290 and PSA B71 2297. Confirm the exact code in your manual.

Can it be used for both petrol and diesel?
Yes, it is formulated for petrol and diesel engines with or without a turbocharger.

Suitable for: Peugeot 308, Citroen C4, Renault Megane, Mercedes-Benz C-Class, Fiat 500X. Always verify the exact approval against your vehicle's owner manual before use.