Phillips 66 Guardol XT Synthetic 15W-40

Phillips 66 Guardol XT Synthetic 15W-40 is a premium, heavy-duty synthetic blend engine oil meticulously engineered to provide outstanding protection for on-highway diesel engines and mixed fleets. This oil is specifically formulated to meet and exceed the demands of modern, high-performance diesel engines, including those equipped with exhaust gas recirculation (EGR), diesel particulate filters (DPF), and other advanced emission control systems. Guardol XT Synthetic 15W-40 offers exceptional protection against wear, corrosion, sludge, and soot buildup, ensuring optimal engine performance and longevity. Its unique formulation helps to extend oil drain intervals, reduce downtime, and lower overall operating costs. What makes it unique is its advanced additive technology that combats the issues that occur with long time use.
Think of it as a bodyguard for your engine, constantly working to neutralize harmful contaminants and prevent damage. Many fleet managers rely on Guardol XT Synthetic 15W-40 to keep their vehicles running smoothly and efficiently, maximizing uptime and minimizing maintenance expenses.

Performance of Phillips 66 Guardol XT Synthetic 15W-40

The superior performance of Guardol XT Synthetic 15W-40 stems from its robust synthetic blend formulation and advanced additive technology. It maintains excellent viscosity stability over a wide range of operating temperatures, providing reliable lubrication and protection, whether it’s a cold start in sub-zero temperatures or a long haul under heavy loads in scorching heat. The enhanced thermal stability minimizes oil breakdown and oxidation, extending its service life. Durability is key when it comes to heavy-duty engines, and Guardol XT Synthetic 15W-40 delivers. Its exceptional wear protection minimizes friction and reduces wear on critical engine components, such as cylinder liners, pistons, and bearings. Imagine the difference between using a standard wrench and a high-torque impact wrench – both can loosen a bolt, but the impact wrench does it faster, more efficiently, and with less strain. Guardol XT Synthetic 15W-40 provides similar benefits for your engine.

Using Guardol XT Synthetic 15W-40 is often combined with using high-quality fuel filters and air filters in the engine. These filters will assist in eliminating contaminants from the engine, and preventing future issues.

Features of Phillips 66 Guardol XT Synthetic 15W-40

• Synthetic Blend Formulation: Combines synthetic and conventional base oils for enhanced performance and protection, as well as an affordable option. The mix of synthetic oil and natural oil protect your engine from sludge, corrosion, and wear.

• Advanced Additive Package: Provides exceptional protection against wear, corrosion, oxidation, and deposit formation. Detergents and dispersants will continuously clean the engine, removing deposits and debris.

• Excellent Soot Control: Minimizes soot-related wear and viscosity increase, protecting against filter plugging and oil thickening. Reduced soot buildup ensures optimal performance.

• High-Temperature/High-Shear (HTHS) Stability: Maintains viscosity and oil film strength under severe operating conditions, preventing metal-to-metal contact and wear. Protects your engine from damage in high-temperature conditions.

• Extended Drain Capability: Formulated to allow for extended oil drain intervals, reducing downtime and maintenance costs (consult OEM recommendations).

Benefits of Phillips 66 Guardol XT Synthetic 15W-40

• Extended Engine Life: Superior protection against wear and deposits helps prolong the life of your engine. With less contaminants, your engine will last longer.

• Reduced Downtime: Extended oil drain intervals and reliable performance minimize downtime for maintenance and repairs. Less downtime leads to more uptime.

• Lower Operating Costs: Reduced oil consumption, extended drain intervals, and improved fuel economy contribute to lower overall operating costs. Reduced oil consumption saves money in the long run.

• Excellent Oxidation Resistance: Helps prevent oil thickening and deposit formation at high temperatures. Deposits can prevent optimal performance, which will cost time and money to fix.

• Protection against Corrosion: Protects critical engine components from rust and corrosion, especially during periods of inactivity.

Specifications of Phillips 66 Guardol XT Synthetic 15W-40

• Viscosity Grade: 15W-40

• Density: Typically around 0.87 g/cm³ at 15°C

• Kinematic Viscosity: Approximately 110-125 cSt at 40°C, 14-15 cSt at 100°C

• Viscosity Index: Typically around 135

• Pour Point: Typically around -30°C (-22°F)

• Flash Point: Typically around 225°C (437°F)

• Color: Amber

• Packaging: Available in gallons, drums, and totes

Certifications of Phillips 66 Guardol XT Synthetic 15W-40

Phillips 66 Guardol XT Synthetic 15W-40 meets or exceeds the requirements of the following industry specifications:

• API CK-4: This is the current API service category for heavy-duty diesel engines. CK-4 oils are designed for use in engines meeting 2017 model year on-highway and Tier 4 non-road exhaust emission standards and are backward compatible.

• API CJ-4: Previous API service category, may still be relevant for older engines.

• Caterpillar ECF-3: Meets the engine oil requirements for Caterpillar diesel engines.

• Cummins CES 20086: Meets the engine oil requirements for Cummins diesel engines.

• Detroit Diesel DFS 93K222: Meets the engine oil requirements for Detroit Diesel engines.

• Mack EOS-4.5: Meets the engine oil requirements for Mack engines.

• Volvo VDS-4.5: Meets the engine oil requirements for Volvo engines.

Health, Safety & Environment of Phillips 66 Guardol XT Synthetic 15W-40

Phillips 66 is dedicated to environmental responsibility. While Guardol XT Synthetic 15W-40 isn’t classified as hazardous under OSHA regulations, responsible handling is important.

• Health: Minimize prolonged or repeated skin contact. Wear gloves during handling. If ingested, do not induce vomiting; seek immediate medical advice.

• Safety: Store out of children’s reach. Avoid storage near heat sources or open flames.

• Environment: Dispose of used oil properly at designated collection facilities or recycling centers. Never dispose of used oil into drains, sewers, or onto the ground.

Color of Phillips 66 Guardol XT Synthetic 15W-40

Guardol XT Synthetic 15W-40 typically exhibits an amber color, which is characteristic of many engine oils. The color is generally related to the additive package and doesn’t directly indicate the oil’s quality.

API of Phillips 66 Guardol XT Synthetic 15W-40

As mentioned, Guardol XT Synthetic 15W-40 is certified to API CK-4, the latest performance standard for heavy-duty diesel engines. The API (American Petroleum Institute) certification guarantees that the oil meets stringent requirements for wear protection, deposit control, oxidation resistance, and other essential performance characteristics.

Operating Temperatures of Phillips 66 Guardol XT Synthetic 15W-40

Guardol XT Synthetic 15W-40 is designed to provide optimal performance over a wide range of operating temperatures. The “15W” rating indicates its cold-weather viscosity, ensuring reliable starting and lubrication in low-temperature conditions. The “40” rating indicates its viscosity at higher operating temperatures, guaranteeing adequate protection under heavy loads and demanding conditions. The effective temperature range is broad, typically from -25°C (-13°F) to well above 100°C (212°F) under normal operating conditions.

Its robust formula effectively protects against corrosion, even in harsh conditions where exposure to moisture, road salt, and other contaminants is common.

Container per Liter of Phillips 66 Guardol XT Synthetic 15W-40

Guardol XT Synthetic 15W-40 is commonly available in these container sizes:

• 1-Gallon Jugs (3.785 Liters)

• 5-Gallon Pails (18.9 Liters)

• Drums (Typically 55 Gallons/208 Liters)

• Totes (Typically 275 or 330 Gallons/1040 or 1250 Liters)

Base Oil of Phillips 66 Guardol XT Synthetic 15W-40

The base oil in Guardol XT Synthetic 15W-40 is a synthetic blend, combining synthetic and conventional base oils. Synthetic base oils provide several advantages, including enhanced thermal stability, improved oxidation resistance, and superior low-temperature flow properties compared to conventional oils.
A synthetic blend offers a favorable balance of performance and affordability.

Recommendations for Phillips 66 Guardol XT Synthetic 15W-40

• Adhere to OEM Recommendations: Always follow the vehicle or equipment manufacturer’s guidelines for oil change intervals, oil specifications, and any specific requirements.

• Utilize High-Quality Filters: Use premium oil filters and air filters to maintain oil cleanliness and optimize engine performance.

• Monitor Oil Levels Regularly: Regularly check the oil level and top off as needed.

• Avoid Oil Mixing: Refrain from mixing different oil types or brands, as this may negatively affect oil performance.

Maintenance Conditions of Phillips 66 Guardol XT Synthetic 15W-40

• Storage: Store unopened containers in a cool, dry location away from direct sunlight and extreme temperatures.

• Application: Follow the manufacturer’s instructions for oil changes. Ensure the engine is cool prior to draining the used oil. Use the correct amount of oil as specified in your owner’s manual. Ensure proper torqueing on the drain plug and filter.

• Disposal: Dispose of used oil responsibly at designated collection facilities or recycling centers.

Optimal performance relies on proper application. Allow the engine to cool before the oil change, accurately measure the oil according to the owner’s manual, and ensure the drain plug and filter are correctly tightened to prevent leaks.

It’s important to note the oil’s performance under extreme temperatures, both high and low. Guardol XT Synthetic 15W-40 resists thickening in cold conditions and thinning in extreme heat.

Applications of Phillips 66 Guardol XT Synthetic 15W-40

Guardol XT Synthetic 15W-40 is primarily designed for use in heavy-duty diesel engines in on-highway trucks, buses, and other commercial vehicles. It is also suitable for use in mixed fleets containing both diesel and gasoline engines. It is appropriate for engines with and without turbochargers.

It’s commonly used in the transportation, construction, agriculture, and mining industries. While it may be compatible with certain gasoline engines, always consult the equipment manufacturer’s recommendations to ensure compatibility.

While typically compatible, mixing with other lubricants isn’t advised for best results.

Price of Phillips 66 Guardol XT Synthetic 15W-40

The price of Guardol XT Synthetic 15W-40 may vary depending on the retailer, location, and quantity purchased. It is generally priced as a premium, high-performance option in the heavy-duty engine oil category.

Contact us today for the best price on Phillips 66 Guardol XT Synthetic 15W-40!

Compared to other heavy-duty engine oils, the performance and the price of Guardol XT Synthetic 15W-40 is an excellent value.

Frequency of Reapplication or Replacement to Maintain Effectiveness

The recommended oil change interval for Guardol XT Synthetic 15W-40 depends on the vehicle manufacturer’s recommendations, operating conditions, and oil analysis results. Extended drain intervals may be possible, but should be based on careful monitoring and analysis. Always consult your vehicle’s owner’s manual and consider oil analysis for optimal maintenance.

Drop Point of Phillips 66 Guardol XT Synthetic 15W-40

While the drop point isn’t directly applicable to engine oils, its analogous property, high-temperature high-shear (HTHS) viscosity, is crucial. HTHS viscosity measures an oil’s resistance to thinning under high temperatures and shear stress, simulating the conditions in an operating engine. Guardol XT Synthetic 15W-40 is formulated to maintain adequate HTHS viscosity, ensuring robust protection even under severe conditions.

Viscosity of Phillips 66 Guardol XT Synthetic 15W-40

The viscosity of Guardol XT Synthetic 15W-40 is critical to its performance. The “15W” rating indicates its low-temperature viscosity, allowing for easy engine starts in cold weather. The “40” rating signifies its viscosity at high operating temperatures, ensuring sufficient lubrication and protection when the engine is hot.

Flash Point of Phillips 66 Guardol XT Synthetic 15W-40

The flash point of Guardol XT Synthetic 15W-40 is typically around 225°C (437°F). The flash point is the lowest temperature at which the oil’s vapors will ignite upon exposure to an ignition source. A higher flash point indicates lower volatility and enhanced resistance to evaporation, crucial for maintaining oil consumption and reducing emissions.

Equivalent to or Replacement for Other Brands:

While direct “equivalents” are difficult to pinpoint, Guardol XT Synthetic 15W-40 is designed to meet or surpass the same API and OEM specifications as many other 15W-40 heavy-duty engine oils from brands like:

• Shell Rotella T6

• Mobil Delvac 1 ESP

• Chevron Delo 400 XLE

• Castrol Vecton Long Drain