Here is a neat driving review of a Isuzu NPR-HD powered by the massive 5.2L 4 cylinder Isuzu 4HK1 turbo diesel. 2015 Isuzu NPR XD RWD Diesel Chassis and Cab Truck #31536 $38,995 (SUMMER SPECIALS / LOW DOWN!) 130 kW. 2015 ISUZU NPR DIESEL *** 3715 FLORENCE AV BELL CA 90201 $31,900 (BELL) pic hide this posting restore restore this posting. Following shows the average MPG of each of the 4 vehicles in the system. favorite this post Feb 1 Isuzu NPR dump truck $49,500 (Los Angeles) pic hide this posting restore restore this posting. The Isuzu NPR diesel MPG specs and Isuzu NPR Gas engine MPG specs are reason enough! 1996 Isuzu NPR. The most accurate 2015 Isuzu NPRs MPG estimates based on real world results of 3 thousand miles driven in 2 Isuzu NPRs 2015 Isuzu NPR MPG - Actual MPG fIsuzu NPR owners Click here to see important news regarding the aCar App 81 Isuzu NPRs have provided 411 thousand miles of real world fuel economy & MPG data. Year Volume City (L/100Km) Highway (L/100Km) Combined (L/100Km) Year These days turbochargers are in almost every diesel engine.