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Old Oct 22, 2010 | 03:25 PM
  #11  
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i think the motor upgrade was my best money spent
Last edited by iamkeniff; Oct 23, 2010 at 07:01 AM.
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Old Oct 22, 2010 | 03:31 PM
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motor upgrade?
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Old Oct 23, 2010 | 07:01 AM
  #13  
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yeah....my truck is an 08 GMC Sierra....it started it's life as a 5.3/60e/3:42 combo...it now has a 6.2/60e/4:10s
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Old Oct 26, 2010 | 08:55 AM
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Originally Posted by iamkeniff
yeah....my truck is an 08 GMC Sierra....it started it's life as a 5.3/60e/3:42 combo...it now has a 6.2/60e/4:10s
NICE!!!

well i meant, a single upgrade
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Old Oct 27, 2010 | 10:29 PM
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I just took of my cats 3 days ago... And you know I notice more power... But man this damn truck shugg gas like crazy ima looking at 10-12 miles per gallon... And of course check engine light is on has all the 02 sensors still on... But I know the tune can take care of the check engine light and hopefully I pick up some mpg...
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Old Oct 28, 2010 | 05:54 AM
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you will pick up gas mileage bc the o2s are dumping fuel.


that 6.2 was a single upgrade sir....i just added a cam and had to install it so that counts as a "single upgrade" lol
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Old Oct 28, 2010 | 09:02 AM
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Originally Posted by iamkeniff
that 6.2 was a single upgrade sir....i just added a cam and had to install it so that counts as a "single upgrade" lol
alright alright!! haha
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Old Oct 28, 2010 | 09:05 AM
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Originally Posted by silverado1ss89
I just took of my cats 3 days ago... And you know I notice more power... But man this damn truck shugg gas like crazy ima looking at 10-12 miles per gallon... And of course check engine light is on has all the 02 sensors still on... But I know the tune can take care of the check engine light and hopefully I pick up some mpg...
are the mods on your sig all you have? you prob just have a heavy foot bro. with all my mods and 3k verter, i still manage 13.1 MPG in the city
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Old Oct 28, 2010 | 04:23 PM
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Yeah but it's only 4.8......... So what's a heavy foot lol.... I don't know maybe I do.... Well I still got the stall and shift kit and tune in progress....
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Old Oct 28, 2010 | 08:02 PM
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Originally Posted by blackjack325
alright alright!! haha



4.8 w 3:73s an stock comverter no tune and gutted cats is like running a 4.3 in a 2500HD CCSB 4wd = crap gas mileage
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