Schaeffer’s 131C SoyUltra® is a concentrated ashless gasoline additive.
Specially formulated for use in all types of gasoline and ethanol blends used in new and old two-stroke and four-stroke gasoline-powered vehicles.
SoyUltra® is made from soybean oil. It contains an additive package with friction modifying and detergency properties. This unique blend provides excellent wear protection for fuel injectors and fuel pumps – especially engines burning gasoline that’s low sulfur, reformulated, oxygenated or ethanol blend.