For long periods of use in even the most demanding conditions
Extremely low-residue combustion through use of ash-free additives
Available to buy from STIHL Approved Dealers
Technical details
Mixing ratio
1 : 50
HP Ultra 2-stroke engine oil: Excellent lubrication, cleanliness and protection for STIHL engines
Fully synthetic oil with exceptional lubrication properties. Burns with extremely low residue due to ash-free additive. Suitable for continuous use under the most demanding engine conditions. Performance class: JASO-FB, ISO-L-EGB. Fuel/oil ratio 50:1. Recommended for STIHL 4-MIX engines.