LB7 Performance Discussion of Chevy and GMC Trucks with LB7 Duramax Turbo Diesel Engines Related To Performance And Longevity

PPE Boost Increase Valve Install Guide

  #1  
Old 08-27-2008, 04:05 PM
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do you buy all this stuff on a regular basis???
 
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Old 08-27-2008, 11:14 PM
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i know some tricks that can make something like this just a little bit better
 
  #3  
Old 08-11-2010, 09:34 PM
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is this product worth it iv been thinking about getting it for a while...some people i talk to say it helped them out some people say it didn't do anything for them
 
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Old 08-11-2010, 10:38 PM
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Old 08-11-2010, 11:05 PM
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how does this increase boost? is it restrictive?
 
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Old 08-11-2010, 11:10 PM
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pretty much, its a "boost elbow" for a dmax
 
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Old 08-12-2010, 02:23 PM
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Originally Posted by captain_stabbin
how does this increase boost? is it restrictive?

the boost valve has two orfices in it, one to let air go to the wastegate very slowly, and the other to vent off that air trying to get to the wastegate. theyre pin holes basically
 
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Old 11-03-2010, 02:05 PM
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So do you think putting the boose valve and running a programmer on an 01 duramax with a stock tranny will be to much? I currently run it at a 165 hp stage and it runs fine with no sign of slippage (of course i'm not in it all the time).
 
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Old 11-03-2010, 04:14 PM
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i limped my trans with just a 135 tune and no valve on it.
 
  #10  
Old 11-04-2010, 08:21 AM
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How many times have you limped it? I've only limped mine once in the 6 months that i've ran the programmer at the 165 hp tune and ever since that time I haven't limped it since. I'm just curious if you think that it'll be a bad idea to put the boost valve on my truck but turn the tuner down to maybe the 110 hp tune. The reason being that i want the vavle is due to my wastegate being wide open so the slightest amount of boost being built the wastegate kicks in and releases the air>
 

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