Environmental Stewards

We care about our planet and strive to protect the environment through reducing waste oil disposal, reducing energy consumption and reducing soil contamination through our line of readily biodegradable lubricants.

Energy Star Partner

Southwestern Petroleum Corporation is proud to be the the first and only manufacturer of industrial and commercial lubricants to be recognized as an Energy Star® Partner.

ISO 9001-2015 Certified

SWEPCO Lubricants are manufactured under a stringent ISO 9001-2015 Certified Quality Control System that has been certified by Bureau Veritas (BV)

LabTec Fluid Analysis Program

The SWEPCO LabTec SM Fluid Analysis Program is a diagnostic, preventive maintenance tool invaluable to the monitoring and evaluation of lubricant and equipment conditions in a wide variety of applications.

SWEPCO 201 Multi-Purpose Gear Lube

SWEPCO 201 Multi-Purpose Gear Lube is a specialty high performance lubricant that has proven it's worth in critical applications from Robinson Helicopters to Porsche sports automobiles.


Gear Oil Foam Test

Demo Grease in Water

Water separation demo

Rat Trap demo

Rusty Bolt Demo

Hot Plate Demo

501 Demo

Experience the Difference

Southwestern Petroleum Lubricants LLC is a world leader in high performance lubrication. Since 1933 SWEPCO Brand Lubricants have been helping our Customers reduce the total cost of lubrication in demanding industries like transportation, mining, construction, manufacturing, marine, agri-business, performance automotive and municipal services. We can help you too.

Since 1933

Southwestern Petroleum Company, Inc. was founded in 1933 in Fort Worth, Texas with the simple philosophy of manufacturing the highest quality Industrial Lubricants on the market...


SWEPCO Specialty Lubricants can reduce your maintenance costs by lowering consumption, extending service intervals, prolonging equipment life, reducing hard part and repair & service...

ISO 9001-2015

SWEPCO Lubricants are manufactured under a stringent ISO 9001-2015 Certified Quality Control System that is audited and certified by the prestegious Bureau Veritas (BV)...

True Cost of Lubrication

SWEPCO’s Cost Improvement Analysis is a detailed report which reveals the true impact of all lubrication related expenses based on current lubrication & repair practices and suggests...

Heavy Construction