Put Trust in Your Truck™


Compatible with all diesel SCR systems. Learn more about America's #1 brand of Diesel Exhaust Fluid below.

Certified and Guaranteed with Strict Standards

The BlueDEF® Purity Guarantee: We test each batch of BlueDEF® before we put our name on it. The batch code found on the box is your assurance that the DEF within is pure and has been tested to meet or exceed the strictest OEM standards, including the API DEF Certification, and the ISO Standard 22241.

Learn More

Put Trust in Your Truck™

BlueDEF PLATINUM® with exclusive ADVANCED SYSTEM SHIELD™ TECHNOLOGY is designed to significantly reduce harmful deposits in the selective catalytic reduction system thus providing optimum fuel economy, saving money on costly repairs, and sustaining the life of your SCR system.

Learn More

You work as hard as your truck. And you have no time for downtime. Demand America’s best for your truck with BlueDEF® and BlueDEF PLATINUM®.

The best just got better


  • Made from high purity urea and deionized water
  • Vented nozzle helps reduce fluid glugging and improves flow rate
  • Works in all diesel vehicles and equipment SCR systems


  • With continual use it reduces deposit build-up
  • Maintains optimal fuel economy and saves money on costly repairs
  • Sustains the life of your SCR systems

Find BlueDEF® at a Retailer Near You

Looking for Commercial BlueDEF®?

Learn More Here

John Force Racing Hood Signing Sweepstakes

Enter for the chance to have your name added to John Force’s funny car hood as he races down the drag strip at the 2024 NHRA Finals!

Enter Now