Shell Helix Diesel HX7 K is thicker than ordinary oils, which helps to reduce oil leaks. It also contains 30% more anti-wear chemical than Shell Helix HX7 to provide the extra protection that well-travelled engines may need. It also uses special active cleansing agents to help engines to operate efficiently. In studies carried out by an independent market research agency, drivers said that their cars felt more responsive after a Shell Helix Diesel HX7 K oil change. Modern fuel-injection gasoline engines that have been driven more than 100,000 km and that are fitted with catalytic converters and blow-by-gas recirculation.

 Features

• Extra responsiveness for engines with more than 100,000 km
• Thicker oil that contains extra anti-wear agents
• Shell Helix Diesel HX7 K has 30% more anti-wear agent than Shell Helix Diesel HX7
• Special Active Cleansing Technology
• Twice as effective at removing sludge as mineral oil
• Better protection thanks to higher viscosity
• 27% higher viscosity than Shell Helix Diesel HX7
• Reduces wear and oil consumption, and maintains cylinder compression
• 19% more protection than other synthetic-technology leading brands tested
• Maintains viscosity and stays in grade throughout the oil-change interval
• Reduces oil volatility and therefore oil consumption and the need for top-up
• Smoother, quieter drive