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'09 LS3 stock dyno

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Old Aug 5, 2009 | 08:14 PM
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Default '09 LS3 stock dyno

I went over to LG Motorsports today with about 60 miles on the clock:


I am extremely happy with the results! This is with 103 intake temp
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Old Aug 5, 2009 | 08:45 PM
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Grats. M6 or auto?
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Old Aug 5, 2009 | 08:49 PM
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Congrats on the new ride. Your numbers are right there for a m6, which means the car is running perfect. Enjoy.
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Old Aug 5, 2009 | 08:58 PM
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M6 of coarse.
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Old Aug 5, 2009 | 09:10 PM
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do you have the NPP exhaust? nice numbers regardless.
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Old Aug 5, 2009 | 09:12 PM
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It does have the upgraded exhaust. What's NPP stand for?

Sorry it's been a while since i've owned an LSX.
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Old Aug 5, 2009 | 09:14 PM
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plz don't get me wrong; I'm laughing at myself! I can't remember. All I recall is that the optional exhaust for LS3s is designated with an option code of "NPP."
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Old Aug 5, 2009 | 09:23 PM
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Originally Posted by AORoads
plz don't get me wrong; I'm laughing at myself! I can't remember. All I recall is that the optional exhaust for LS3s is designated with an option code of "NPP."
I find if funny also, I'm sitting here laughing and I don't know what it means either.
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Old Aug 5, 2009 | 09:33 PM
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"NPP" is simply the RPO (Regular Production Option) code for the dual mode exhaust.
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Old Aug 5, 2009 | 09:34 PM
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It's OK. I knew it referred to the exhuast just wasn't sure what in the world that would stand for. I love the butterfly exhaust valve. It sounds awesome when it flips open.

Edit just saw Motorhead's post. Cool so it doesn't mean anything I don't feel my decoding skills are out of whack now.
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Old Aug 5, 2009 | 11:22 PM
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BTW, not to jack the thread but has anyone put on nakidparts's adjustment thing that keeps the flaps slightly open? it looks like you can keep it open any amount you want so that the exhaust has more of a "sound" until the flap opens all the way. anyone? It's not a fortune, about $25.
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Old Aug 5, 2009 | 11:28 PM
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Kirk, congrats on the new ride, you'll love it!

I dyno'd around the same as you. I can't stand being underpowered, so I already ordered a cam. The car doesn't have 1000 miles on it yet.. and I know your *** is gonna get a cam too so hurry it up!
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Old Aug 5, 2009 | 11:44 PM
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hey Turkey! Yeah I definitely have plans I'll share them as soon as I have dyno numbers to share. Maybe 3 weeks.
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