Your Reliable Source for Diesel Exhaust Fluid (DEF) Supply for Fleets and Commercial Operations
American Petroleum supplies high-quality Diesel Exhaust Fluid (DEF) for fleets and diesel-powered equipment that rely on SCR systems to meet emissions requirements. Our DEF products are delivered with consistent quality and handled to help protect engines and emissions systems—without unnecessary complexity or long-term commitments..
Whether you manage commercial fleets, operate diesel equipment, or maintain on-site fueling locations, we provide DEF in formats that fit your usage and storage needs. Our team supports availability, scheduling, and logistics so your operation stays compliant and running smoothly.
Tell us how we can support your DEF supply needs.
If your vehicles depend on DEF, we help keep them compliant.
Consistent DEF quality, reliable availability, and responsive support—backed by a team you can count on.
Diesel Exhaust Fluid (DEF) products supplied to support fleet compliance,
emissions control, and reliable vehicle performance.
High-volume Diesel Exhaust Fluid supplied for fleet yards and on-site storage systems supporting consistent DEF consumption.
Diesel Exhaust Fluid packaged in drums for controlled usage, moderate demand, and flexible on-site storage.
Portable DEF containers designed for mobile equipment, remote locations, and smaller fleet or equipment needs.
DEF supplied to meet industry quality standards and handled to help protect SCR systems and prevent contamination.
From construction sites to commercial fleets, we help businesses stay fueled and operational.
On-site fuel delivery for tractors and farm equipment
Job-site fueling for heavy equipment and machinery
Backup generator fueling for uninterrupted uptime
Fleet fueling for public and emergency services
Bulk fuel delivery for industrial operations
Field fueling for oil and gas operations
Heavy equipment fueling for mines and quarries
Generator fueling for power production sites
Fuel delivery for utility fleets and crews
Fleet fueling for trucks and transportation hubs
Temporary fueling for events and mobile power
Fuel delivery for manufacturing equipment
Diesel Exhaust Fluid is a non-hazardous solution used in diesel vehicles equipped with Selective Catalytic Reduction (SCR) systems to reduce emissions and meet environmental regulations.
Most modern on-road diesel vehicles and certain off-road equipment with SCR systems require DEF, including commercial trucks, fleet vehicles, and heavy-duty diesel equipment.
We supply DEF in bulk, drums, and jugs to support fleet yards, on-site storage, and mobile or remote operations.
Yes. All DEF supplied by American Petroleum meets applicable industry quality standards to help protect SCR systems and prevent equipment damage caused by contamination.
Yes. DEF can be delivered directly to fleet yards, on-site storage tanks, or designated fill locations based on your operational setup.
Complete the request form on this page, and our team will follow up with DEF availability, pricing, and delivery options tailored to your needs.
830) 431-1024
info@americanpetro
leumllc.com
San Antonio, Austin, El Paso and Beyond
Our team supplies reliable DEF in bulk, drums, or jugs to support fleets, vehicles, and diesel equipment.