Mobil Mobil 1 ESP X1 0W-30 Synthetic Motor Oil — 6x1 qt Pack, Low‑SAPS DPF/CAT Protection

Mobil 1 ESP X1 0W-30 is a fully synthetic motor oil engineered to protect emission systems while delivering reliable engine lubrication for modern gasoline and diesel cars.

This six-quart pack of Mobil 1 (part number 121218) provides service-ready 1‑quart containers of ESP X1 0W-30, a formulation developed to be compatible with diesel particulate filters (DPF) and gasoline catalytic converters (CAT). It replaces older Mobil 1 ESP formulas and aims to maintain engine cleanliness, support fuel economy, and reduce deposits that can affect emissions components over time. The product ships in a compact package weighing roughly 5.443 kilograms, sized to fit most storage spaces or service bays.

How does this oil help protect emission systems?

Mobil 1 ESP X1 0W-30 is formulated with low-ash additives and carefully balanced chemistry to minimize particulate and soot-related deposits that can compromise DPF and CAT performance. While not a substitute for scheduled maintenance, the oil helps limit the contamination that accelerates filter blockage.

• Low SAPS (sulfated ash, phosphorus, sulfur) formulation to reduce ash buildup
• Compatible with modern DPF and catalytic converter designs
• Helps maintain exhaust-system efficiency between service intervals

Will this oil fit my vehicle and service needs?

The product is labeled as universal fit for passenger cars that call for a 0W-30 synthetic meeting the relevant OEM specifications. Always consult your owner’s manual or dealer to confirm viscosity and specification requirements before use.

• 0W-30 viscosity suitable for a wide range of modern gasoline and diesel engines
• Replaces previous Mobil 1 ESP formulas like ESP Formula M 5W-40
• Sold as six 1‑quart bottles for easy oil changes or multiple top-ups

How does Mobil 1 ESP X1 0W-30 support engine performance?

This synthetic oil provides dependable cold-start flow and stable high-temperature protection, helping reduce wear and maintain engine cleanliness. Its design supports fuel economy by lowering internal friction compared with heavier conventional oils.

• Excellent low-temperature fluidity for faster oil flow at startup
• Thermally stable base stocks resist breakdown under heat
• Helps keep pistons and rings cleaner to preserve power and efficiency

What are the package and part details I should know?

The listing is for part number 121218 in a pack of six 1‑quart bottles, packaged compactly for shipping and storage. The boxed shipment dimensions and weight help plan for receiving and shelf placement in a garage or store.

• Part number: 121218 for accurate ordering and cross-referencing
• Package weight: approximately 5.443 kilograms (six quarts included)
• Package dimensions: 19.685 L x 24.13 H x 23.495 W centimeters

Who is this for: Mobil 1 ESP X1 0W-30 in a six-quart pack is aimed at drivers and service technicians of modern petrol and diesel passenger cars who need a low-ash synthetic oil compatible with emission control hardware. It suits vehicle owners who prefer OEM-compatible synthetic lubricants for regular oil changes, garages that perform multiple services, and anyone replacing earlier Mobil 1 ESP formulas with a current 0W-30 option. Always verify your vehicle manufacturer’s oil specifications before use to ensure proper fit and coverage.