$4,877.00and up
Generac Guardian 14000 W 14000 W 240 V Natural Gas or Propane Home Standby Home Standby Generator 72Ace Hardware & 1 more$1,999.00
Generac PowerPact 7500-Watt Dual Fuel (Liquid Propane/Natural Gas) 50-Amp Home Standby Generator (Automatic Transfer Switch) in White | 69981Lowe's$1,099.00and up
Champion Power Equipment Tri Fuel Portable Natural Gas Generator with CO Shield Electric Start 8000WattAcme Tools & 1 more$799.00
Champion Power Equipment CO Shield Electric Start 4000-Watt Tri Fuel (Gasoline/Propane/Natural Gas) Portable Generator | 201223Lowe's$293.00
Hutch Mountain Generator Propane Conversion Kit EU3000is- Trifuel Generator Conversion Kit for Propane, Gasoline and Natural Gas, Portable Generator Conversion Kit Compatible with Honda EU3000isAmazonSAVE $13.73
$36.26$49.99
Propane, Gasoline, Natural Gas Generator Conversion Kit For Champion 3000 4000 Watts Gas GeneratorAmazonSAVE $64.40
$285.59$349.99
Tri-fuel Propane Natural Gas Generator Conversion 9500 Inverter Green, Replacement for Predator OEMAmazon$7,355.00
KOHLER RCA 26000-Watt Dual Fuel (Liquid Propane/Natural Gas) Home Standby Generator | 26RCA-QS10Lowe's$4,177.00
Generac Guardian 14000-Watt Dual Fuel (Liquid Propane/Natural Gas) Home Standby Generator in White | 7223Lowe's$159.99
Low Pressure Propane/Natural Gas Conversion Kit for WEN 56380I Inverter GeneratorAmazonSAVE $64.06
$599.99$664.05
4,000-Watt/3,500-Watt Recoil Start Tri Fuel Portable Generator, Runs on Natural Gas, Gasoline, or PropaneThe Home DepotSAVE $200.00
$1,249.00$1,449.00
Westinghouse Outdoor Power Equipment 13000 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas PoweredAmazon$129.99
Natural Gas Conversion Kit fits Duromax XP5500HX GeneratorAmazon$129.99
Natural Gas Conversion Kit fits Champion 100592 GeneratorAmazon$20.00
Natural Gas (NG) Expansion Burner for the CAP Carbon Dioxide Generators.AmazonSAVE $1.23
$23.06$24.29
Natural Gas Splitter, 3/8 Inch Y Type Quick Connect Adapter Suitable for Grills Generators Patio HeatersAmazon$28.00
Natural Gas Pressure Regulator with 3/4" FNPT Thread, 1/2 PSIG Inlet Pressure and 4" &10" WC Outlet For Grill, NG Regulator for Standby Generator, Construction Heaters, Stove Range Pipe LinesAmazon$159.99
Propane Natural Gas Generator Conversion XT8000 XT8000E Alternative FuelAmazon$159.99
Propane Natural Gas Conversion Generator Champion 41532 Fits Briggs 30471 Alt Fuel LPAmazon$199.99
Tri-Fuel Propane Natural Gas Generator Conversion EM7000IS Alt Fuel GreenAmazon$279.99
Impco Low Psi Propane Natural Gas Generator Conversion Gx620 Eb11000 Gx EBAmazon$199.99
Impco Low Pressure Propane Natural Gas Generator Onan 5000 6500 Watt 6.5 EmeraldAmazon$79.99
Allmost Natural Gas Conversion Kit Compatible with Duromax XP12000EH Generator 12KW LP 18HP Dual Fuel LPAmazonSAVE $36.78
$340.66$377.44
Titan Controls 4-Burner Carbon Dioxide (CO2) Generator, Natural Gas, 120V - Ares 4Amazon$159.99
Propane Natural Gas Conversion Predator 4375 212cc GeneratorAmazon$199.99
Impco Propane Natural Gas Conversion Champion Generator 46514 40026 46515 46516Amazon$187.00
Honda Chonda Harbor Freight Type Propane Natural Gas Gasoline Generator Tri-Fuel Conversion Motor Snorkel Kit Compatible with Honda Type Gasoline GeneratorsAmazon$159.99
Propane Natural Gas Conversion Fits Generac 6500 Series 49ST GeneratorAmazon$199.99
Propane/Natural Gas Tri-Fuel Conversion Kit Fits Dewalt DXGNR8000 GeneratorAmazon$159.99
Propane Natural Gas Conversion Fits Fits Briggs XR Storm Responder 6250 420cc GeneratorAmazon$159.99
Propane Natural Gas Conversion Fits Troy Built Fits Briggs 1650 Series GeneratorAmazonSAVE $3.00
$49.69$52.69
CQYD 039-122 Low Pressure Regulator Generator Converter Natural Gas Lp Garretson Impco StyleAmazon$1,999.00and up
DuroMax XP13000HXT 13,000-Watt 500cc Tri Fuel Gas Propane Natural Gas Portable Generator with CO Alert, Black/BlueAmazon & 1 more$42.99
Skyflame 12 Feet Natural Gas Conversion Kit, Propane to Natural Gas Hose with Quick Connect Fitting, Perfect for Grill, Generator, Fire Pit, Patio Heater and More NG Appliance - 40K BTUAmazon