First natural gas GM half-ton pickups with 5.3L DI engines delivered in Texas
Green Car Congress
OCTOBER 23, 2014
During EPA testing the DuraDrive DI set a record for efficiency on an eight-cylinder natural gas truck, achieving 23 mpg (10.2 The half-ton CNG upgrade from Nat G comes standard with a 24 gasoline gallon equivalent (gge) natural gas cylinder giving the vehicle a combined natural gas and gasoline range of more than 1,000 highway-miles.
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