August 17, 2018
August 17, 2018

Royal Purple® Max-Tane® is formulated for year-round use in all types of light, medium and heavy duty diesel engines, and is compatible with any type or grade of diesel fuel, including #1 diesel and #2 diesel, biodiesel and ultra-low-sulfur diesel (ULSD). Max-Tane is specifically formulated to solve problems associated with today’s new HPCR (High Pressure Common Rail) diesel injection systems. Safe for use with all types of diesel exhaust emission systems equipment, including diesel particulate filters (DPFs) and catalytic converters. Do not pour into Diesel Exhaust Fluid.


  • Increases Cetane Number by up to 8*
  • Increases fuel economy by up to 10%
  • Improves engine startup and reliability in both warm and cold temps
  • Improves cold flow by preventing gelling
  • Cleans deposits from fuel injectors, combustion chambers, intake valves and piston crowns
  • Provides lubricity to entire fuel system
  • Reduces smoke and odor* When used as directed.


The minimum recommended dosage is one (1) ounce per five (5) gallons of diesel fuel. High performance applications can safely use one (1) ounce per two (2) gallons of diesel fuel for maximum benefit. If uncertain of exact tank size, round up. Replace cap after bottle has been emptied and dispose of properly.

20 Ounces – 100 Gallons

15 Ounces – 75 Gallons

10 Ounces – 50 Gallons

5 Ounces – 25 Gallons

Available Sizes

Available SizesPart NumberItem Number
6 x 20-Oz. Case06755301695175256
20-Oz. Bottle11755