🚗 Drive with Confidence - Engineered for Excellence! Keeps your engine spotless and efficient. Proven protection against cam wear for peace of mind. Unmatched protection for your engine's longevity. Optimal viscosity for both new and vintage engines. Superior oxidation control, even with biodiesel. Fuel Economy ACEA C5 Spec Fully Synthetic Carlube Triple R 0W-20 R-Tec 5 is a fully synthetic engine oil designed to meet the latest ACEA C5 specifications, ensuring optimal performance and protection for Jaguar Land Rover vehicles. With excellent viscosity control, it enhances engine cleanliness and provides robust oxidation resistance, making it the ideal choice for both new and older engines.