The 2009-2010 WorldCNG Isuzu NPR begins its life with a 6.0L V8 conventional gasoline engine. In this configuration, the NPR is rated at 15.0 miles per gallon for city use. Once converted to a WorldCNG Isuzu NPR with WorldCNG Compressed Natural Gas fuel system, the vehicle achieves the same 15 miles per gas gallon equivalent on cleaner, more efficient natural gas. The gasoline capacity of the standard vehicles is approximately 20 gallons, and the CNG capacity of this vehicle is between 20.0 and 40.0 GGE eepending on tank location and the individual needs of our customer.
Vehicle Conversion Cost Summary

Six-Year Operation Cost
The following chart demonstrates the cost savings of the WorldCNG Isuzu NPR, when compared to the equivalent gasoline model for a six year fleet cycle. By the end of the six year life span, the WorldCNG compressed natural gas vehicle is over $50,000.00 less expensive to operate and fuel.
NOTE: Fuel prices are subject to change. Numbers are based on 100,000 miles per year, with gasoline cost at $2.75/gallon and CNG cost at $1.75/gallon.

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- World CNG is able to convert the following:
09-10 6.0L V8 Isuzu NPR
09-10 GM Box Trucks
- The purchase and conversion cost of this vehicle is Washington State Sales Tax Exempt, a savings of more than $3,500. Sales Tax Exemption good through 2015!
- System Specifications:
20-40 G.G.E. Fuel Storage
300-400 Mile Range
Large Storage Space
OEM Finish and Design
Electronic Solenoid Valves
Improved Power and Torque
Carbon / Kevlar Tanks
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