Diesel Exhaust Fluid (DEF)

Prevent problems in your investment by ensuring the diesel exhaust fluid (DEF) you buy has been manufactured under the strictest quality specifications. It doesn’t stop there; your storage system and the care in which your vendor handles the product are just as important. Here is how Hampel Oil is different:

  • Hampel Oil sells only Hampel DEF — the purest in the industry.
  • Hampel DEF is the only formaldehyde-free formula available.
  • Hampel DEF prolongs catalyst life and reduces maintenance costs.
  • Hampel Oil is committed to providing superior equipment that will maintain the purity of Hampel DEF. 

Availability & Distribution

DEF is available for distribution at all of our locations. Find DEF in your area.

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