Product Tested

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D-A Lubricants

Company and Product Information

Corporate Office:
D-A Lubricants
801 Edwards Drive
Lebanon, IN 46052


Founded in 1919, D-A Lubricant Co. supplies lubricants to the heavy-duty, automotive, industrial and original-equipment-manufacturer markets. D-A has distribution facilities in six states and ships lubricants globally. The company is headquartered in Lebanon, Ind., in a state-of-the art, 250,000 square foot facility with manufacturing and packaging capabilities.


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.

Brad Penn
H.D. Premium Plus Diesel Engine Oil
SAE 15W-40

Product: Brad Penn H.D. Premium Plus Diesel Engine Oil
Viscosity Grade: SAE 15W-40
Labeling: API Service CJ-4/SM

Marketed by: Formerly marketed by the American Refining Group, Inc. The sale of the Brad Penn® Lubricants brand by American Refining Group Inc. (ARG) to D-A Lubricant Co. Inc. closed on Dec. 31, 2014.

Purchased at: Crawfordsville, IN

Date of purchase: 2/5/2015


Website(s): www.dalube.com/

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.


bottle icon Physical Properties pass
Elemental Analysis pass
Labeling warning

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 for test details) - a Standard Brad Penn
TBN, mg KOH/g (ASTM D2896) 8.1
Viscosity @ 100ºC, cSt (ASTM D445) 12.5 to 16.3 15.6
Viscosity @40ºC, cSt (ASTM D445) 120.1
Viscosity Index (ASTM D2270) 137.0
Viscosity @-20ºC mPa s (cP) (ASTM D5293) 7,000 Max 6264
Volatility, mass % loss, 1 hr, @ 250ºC (ASTM D5800) 13 Max -c 11.6
ELEMENTAL ANALYSIS (click for test details) - a, b
Calcium 2314
Magnesium 14
Phosphorus, ppm 1,250 1087
Zinc, ppm 1170
Molybdenum,  ppm <1 
Barium, ppm <1 
Boron, ppm <1 
Silicon, ppm 9
Potassium, ppm <5
Manganese, ppm <1 
Titanium, ppm <1 
Copper, ppm <1
Sodium, ppm <5 
Vanadium, ppm <1 
Silver, ppm <1 
Aluminum, ppm <1 
Chromium, ppm <1 
Iron, ppm 2
Nickel, ppm <1 
Lead, ppm <1 
Antimony, ppm <1 
Tin, ppm <1 
  1. Standards, shown in yellow are established by API, SAE and others.
  2. Test Method for metal analysis is ASTM D5185.
  3. This specification is expressed to two significant figures, therefore results up to 15.5 are considered on specification.