The best replacement for pump gas is race gas.

The best alternatives to pump gas are rated as following:
★★★★★  race gas
★★  avgas
★★  e85
★★  race fuel
  racing fuel

Your alternative for pump gas is not listed? Suggest!
Speaking about pump gas, one probably shouldn't forget about race gas.

Other search terms related to pump gas and their ratings are:
★★★★★ race gas
★★★ race fuel
★ high compression
You have in mind a companion for pump gas and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of pump gas in all years. Click on graph for more.
pump gas
race gas
avgas