Three portable generators (PRO6.4, PRO6.4E, and PRO9.0E) are capable of running on gasoline, propane, and natural gas. The Kohler generators join the PRO9.0 in an expanding lineup of generators that ...

Right now, you can score the DuroMax XP13000HXT Tri-Fuel Portable Generator for 32 percent off on Amazon. That means you’ll get this usually $2,499 generator for $1,699, AKA a cool $800 in savings!