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DEF Delivery
Diesel exhaust fluid (DEF) is essential for modern diesel engines to comply with emissions standards. DEF is a mixture of two-thirds deionized water and one-third urea that, when used in a diesel engine, neutralizes the harmful pollutant nitrogen oxide (NOx) by turning it into nitrogen and water.
DEF is required to run diesel engines to comply with air quality rules implemented by the EPA in 2010. Not only does it eliminate NOx emissions, but it also improves fuel efficiency by 3-4%, which can translate into significant cost savings in the long run.
At Wood Oil Company, we provide reliable DEF delivery to keep your operations running smoothly and environmentally compliant. Whether you use diesel fuel to run trucks, a generator, or industrial equipment, we serve your needs with DEF deliveries to locations across Southern California, both urban and rural.
We offer DEF in a variety of packaging options, including five-gallon pails, 55-gallon drums, and bulk deliveries up to 5,000 gallons. With services extending across the Inland Empire, Los Angeles, and San Bernardino, we ensure DEF is always within your reach.
Our DEF delivery service includes expert advice on proper storage and handling to maintain the quality and effectiveness of your fluid. Trust Wood Oil Company of California for your DEF needs and experience seamless service.

On and Off-Road Diesel Fuel Supplier
- 55 Gallon Drums
- 275/330 Gallon Totes
- 2.5 Gallon Jugs
You can depend on Wood Oil Company for:
- Competitive Pricing with No Hidden Costs
- Flexible Delivery Schedules
- Mobile Refueling
- Emergency Refueling
- Generator Refueling Contracts
- Fuel Tank Rental