Use Promo Code "CyberWeek$5" for $5 Shipping on Orders $75+ or "CyberWeekFree" for Free Shipping on Orders $150+
64 oz Diesel 911 Supplement

64 oz Diesel 911 Supplement

Price $14.99
  • Reliquefies gelled fuel
  • De-ices frozen fuel-filters
  • Removes water
  • Prevents fuel-filter icing
  • Contains Slickdiesel Lubricator to protect fuel pumps and injectors from increased wear caused by poor quality Ultra Low Sulfur Diesel (ULSD) fuel
  • Effective in all diesel fuels, including ULSD and biodiesel blends
  • Safe for use in all diesel engines
  • Will not void engine manufacturer's warranty when used as directed

Theisen's standard returns and exchanges policy: All returns must be completed within 90 days of purchase unless otherwise noted. All items must be in new, unused condition and contain all original packaging and accessories. Some exclusions apply. For more information on our policy or to learn how to return an item click here.

Proposition 65 Warnings! 

Note: These warnings do not apply to food products.

 WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate, which are known to the State of California to cause cancer and birth defects or other reproductive harm.

 WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov.