Unleaded 88 - Kwik Trip | Kwik Star
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What is Unleaded 88?

Unleaded 88 is a blend of 84 octane gasoline and ethanol. The difference is Unleaded 87 has 10% ethanol and Unleaded 88 has 15% ethanol. The 5% increase in ethanol increases the octane rating to 88.

Why Unleaded 88?

It’s good for your engine.

Unleaded 88 burns cleaner and cooler than regular unleaded gasoline. NASCAR mechanics, automakers, and regulators all agree Unleaded 88 is safe, affordable, and a greener choice for engines.

It’s good for our environment.

The ethanol in Unleaded 88 reduces carbon monoxide pollution and improves fuel octane. Ethanol is also an earth-friendly biofuel that decreases greenhouse gas emissions.

It’s good for your wallet.

The ethanol in Unleaded 88 keeps prices at the pump lower, saving you money! Ethanol also supports job creation. Over 400,000 high-tech, American jobs are supported by ethanol, and Unleaded 88 will assist in creating another 136,000.

Who can use it?

All gasoline and flex fuel vehicles 2001 and newer can use Unleaded 88. The U.S. Environmental Protection Agency (EPA) tested and approved the use of this fuel in all light-duty vehicles made in 2001 and later*. The Energy Department test program was comprised of 86 vehicles operated up to 120,000 miles each using an industry-standard EPA-defined test cycle (called the Standard Road Cycle). The resulting Energy Department data showed no statistically significant loss of vehicle performance and is approved for year round use.

The Wisconsin BioFuels Association also has a wealth of information on Unleaded 88. Click here to visit the WBFA website.


Kwik Trip & Unleaded 88

  • Kwik Trip began selling Unleaded 88 in February of 2017.
  • Kwik Trip has over 670 locations throughout Wisconsin, Minnesota, Iowa and Michigan that offer Unleaded 88.
  • As of April 2023, Kwik Trip has sold over 1 billion gallons of Unleaded 88. That is enough for our guests to drive over 20 billion miles.


*Please Note: Don’t use in other vehicles, boats, or gasoline-powered equipment. It may cause damage and is prohibited by Federal law.