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Phillips 66 Company

Company and Product Information

Corporate Office:
Houston, TX


Built on more than 130 years of experience, Phillips 66 is a growing energy manufacturing and logistics company with high-performing Midstream, Chemicals, Refining, and Marketing and Specialties businesses.  Headquartered in Houston, the company has 13,500 employees who are committed to operating excellence and safety. Phillips 66 had $51 billion of assets as of March 31, 2014.

Pioneering leaders and groundbreaking product lines have helped Phillips 66 Lubricants evolve into the fourth-largest finished lubricants supplier in the U.S. It manufactures and markets four premier brands: Conoco«, Phillips 66«, 76« Lubricants and Kendall« Motor Oil. These premier brands reach across every key lubricants market, including automotive, trucking, agriculture, aviation, power generation, mining and construction.




The Petroleum Quality Institute of America (PQIA) is an independent resource for information and insights on the quality of lubricants in the marketplace. Our mission is to serve the consumer of lubricants by randomly sampling and independently testing lubricants taken from the field. Test results are posted along with the brand names on the PQIA website. This webpage provides an analysis on the brand detailed below.


 The following are the test results for the sample examined.


Fleet Supreme EC
SAE 15W-40,
API CJ-4, CI-4 PLUS, CI-4, CH-4, SN

GUARDOL ECT Premium Synthetic Blend, SAE 15W-40, API CJ-4, CI-4 PLUS, CI-4, CH-4, SN


Distributed by: Phillips 66 Company, Houston, TX 

Purchased at:  Wayland, MI

Date of purchase: 12-4-2014



Test Results and Assessment:

The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories.

  Physical Properties
Elemental Analysis
Note: Although laboratory tests alone cannot be used to establish if engine oil meets an API Service Category, they can be used to determine if it doesn't.


PHYSICAL TESTS (click test for details) Standard Fleet Supreme EC
 TBN, mg KOH/g, (ASTM D2896)   8.07 
 Viscosity @ 100ºC, cSt, (ASTM D445)  12.5 to 16.3 15.22 
 Viscosity @ 40ºC, cSt, ASTM D445   112.97 
 Viscosity Index (ASTM D2270) 141 
 Viscosity @ -20ºC mPa s (cP) (ASTM D5293) 7,000 Max 5,736 
 Volatility, mass % loss, 1 hr, @ 250║C (ASTM D5800) 13 Max -c 12.0 
    Calcium   2,260 
    Phosphorus,  ppm 1,250 1,057 
    Zinc, ppm   1,126 
    Molybdenum,  ppm   <1
    Barium, ppm   <1
    Boron, ppm  
    Silicon, ppm   4
    Potassium, ppm   <5
    Manganese, ppm   <1 
    Titanium, ppm   <1 
    Copper, ppm <1 
    Sodium, ppm   <5 
    Vanadium, ppm   <1 
    Silver, ppm   <1
    Aluminum, ppm   2
    Chromium, ppm   <1
    Iron, ppm   1
    Nickel, ppm   <1
    Lead, ppm   <1
    Antimony, ppm   <1
    Tin, ppm   <1

a- Standards, shown in yellow are established by API, SAE and others.

b-Test Method for metal analysis is ASTM D5185.

c - This specification is expressed to two significant figures, therefore results up to 13.5 are considered on specification.