Attention Red Line Oil customers: Please be advised that we are not accepting walk-in customers at our Benicia office at this time due to COVID-19. You may place an order at or call us at (707) 745-6100. All orders will be shipped to your requested address at our standard shipping rate. We apologize for the inconvenience and hope to open our doors again to you in the near future. Thank you for supporting Red Line Oil, we appreciate your business.

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Diesel Fuel Catalyst

Diesel Fuel Catalyst

Superseded by 85 Plus Diesel Fuel Catalyst which has the same chemistry

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Diesel Fuel Catalyst

  • Superseded by 85 PLUS
  • Diesel Fuel Catalyst and 85 Plus are products with the same chemistry

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Available in different levels of concentration, these products provide the detergency, lubrication, and faster combustion for today's diesel fuels

  • All Red Line Diesel additives comply with federal low-sulfur content requirements
  • Rather than creating new products in the diesel category, Red Line reformulates these products often to ensure that they meet the changing demands of the latest diesel fuels
  • Winter formulas use pour-point reducers to keep wax in suspension and reduce wax crystals to pass through filters and injectors

Available Sizes

12oz 70102
Gallon 70105