cat C-15 tuning?

diesel53

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I just looked at PDI but damn the prices are crazy, but then again i am only comparing to what we do with our trucks and EFILIVE.
 

AubleAK

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Nothing to do with a c15, but i put a chip in my grandpa's rv with the c9 acert. Made a huge difference over stock in pulling steep hills while he is traveling, with about 1.5 - 2 mpg better
 

diesel53

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Nothing to do with a c15, but i put a chip in my grandpa's rv with the c9 acert. Made a huge difference over stock in pulling steep hills while he is traveling, with about 1.5 - 2 mpg better

Any idea what brand? 1.5 to 2 mpg would be huge if feasible in a hauling truck
 

Mr.T

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Jun 15, 2012
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I just looked at PDI but damn the prices are crazy, but then again i am only comparing to what we do with our trucks and EFILIVE.

Price a bullydog module for the c-15....lol. pdi is essentially efi live for the big boys, my boss used to have a pdi tuned MXS (acert) that got 6 mpg pulling 105,000
 

diesel53

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Price a bullydog module for the c-15....lol. pdi is essentially efi live for the big boys, my boss used to have a pdi tuned MXS (acert) that got 6 mpg pulling 105,000

Do you know what tune he was running?
 

Mr.T

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He said he was running the stage 1 tune only, it paid for itself in 4 months in fuel savings, but keep in mind this was an acert in a 379 exhd, the 6NZ may be different. What are the specs on the truck and what does it haul?
 

diesel53

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what is the difference between acert and non? I thought the normal C-15 had less emissions and was the better of the two. Hauls produce, 80,000 usually.. Truck is a 2003 379 peterbilt..
 

Mr.T

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The acert is the twin turbo engine, and yes, the 6NZ is the better one of the two. With only 80k gross you should see a substantial gain in power and economy.
 

diesel53

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Any input on which is best feel free to chime in.. My dad is an advocate of PP but has not ran any of their tuning..