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Dynoed the G/F's 08 Cobalt SS/TC

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Old 04-11-2009, 07:17 PM
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Default Dynoed the G/F's 08 Cobalt SS/TC

Her Cobalt has 15k miles on it and is BONE stock with a K&N filter. There is no tune of any kind in the car. Check out the gain on the last pull, we chilled the intercooler with a nitrous bottle just for the hell of it. Needless to say, we were all pretty shocked... I am still kicking myself for selling my spare bottle... I think this car is in need of a spray bar or a 50-75hp dry shot.

Old 04-11-2009, 07:30 PM
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Not bad!

I'd like to have an HHR SS.
Old 04-11-2009, 07:34 PM
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Man thats a ton from just spraying the intercooler down! I would throw in an intake, tune, spray the intercooler and call it a day.
Old 04-11-2009, 07:40 PM
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A tune should net close to 300/330 from what I have seen. I think a tune and a spray bar would really wake it up. Too bad we don't want GM to screw us on the warranty.
Old 04-11-2009, 07:43 PM
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Originally Posted by Matts94Z28
A tune should net close to 300/330 from what I have seen. I think a tune and a spray bar would really wake it up. Too bad we don't want GM to screw us on the warranty.
Too bad you don't live in Greenville, wouldn't have to worry about that!
Old 04-11-2009, 07:46 PM
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I ran into one of those things a few days ago in my bolt on M6 LT1 Camaro.
From a roll, 30-100 he had about 4 cars on me. The guy said the only thing done to it was a tune from some kind of handheld tuner.
A few days later, my GF ran into him in her cam/stall LS1 T/A. I was with her she was driving, from about 40 to 120, she had about 4 cars on it. We pulled on it steadily untill he shifted into fourth, after that we put several cars on it.
I was impressed, I knew they were quick. But very respectable for just a tune.
Old 04-11-2009, 07:51 PM
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Originally Posted by RobbieTransAm
Too bad you don't live in Greenville, wouldn't have to worry about that!
When she moves back to Charleston it will probably get a tune. We just don't want something to happen while she is near a dealership that doesn't know who we are.
Old 04-11-2009, 07:58 PM
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Im pretty sure if you get everything from GMPP and installed at a dealer, it wont void the warranty.
GMPP CAI, catback and tune should get it past 300 WHP.
Old 04-11-2009, 08:18 PM
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We could go that route, I worked for Hendrick Chevy for 2 years so I know all about the "performance upgrades". They are designed to be safe and are way over priced, even at my price. I could get more out of a tune then I could with all that stuff for a FRACTION of the price. It kinda sucks that GM has these Bosch PCM's so wrapped up.
Old 04-12-2009, 01:56 PM
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the lnf's/ss/tc's are torque limited. spraying nitrous into the air box doesn't count as stock.
Old 04-12-2009, 03:48 PM
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Originally Posted by Area47
the lnf's/ss/tc's are torque limited. spraying nitrous into the air box doesn't count as stock.

Nitrous was not sprayed into the intake and please show me where I said the LAST run was stock. I do believe I stated that Nitrous was sprayed on IC for the gains on the LAST pull which in turn cooled the air charge and made it much more dense.

Regardless the car made 243/248 BONE stock. Thank you.
Old 04-12-2009, 03:59 PM
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Originally Posted by Matts94Z28
Nitrous was not sprayed into the intake and please show me where I said the LAST run was stock. I do believe I stated that Nitrous was sprayed on IC for the gains on the LAST pull which in turn cooled the air charge and made it much more dense.

Regardless the car made 243/248 BONE stock. Thank you.

how much does that thing weigh?
Old 04-12-2009, 04:17 PM
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Originally Posted by pastvertical
how much does that thing weigh?
ive heard like ~2600 without the driver
Old 04-12-2009, 07:15 PM
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I think it's close to 2800, I will have to check. It's a damn fun car... I just look gay as hell in it, lol.
Old 04-12-2009, 07:35 PM
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I think a little methonal injection would yeild those gains easily.

Pretty impressive though.
Old 04-12-2009, 08:48 PM
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Originally Posted by Matts94Z28
Her Cobalt has 15k miles on it and is BONE stock with a K&N filter. There is no tune of any kind in the car. Check out the gain on the last pull, we chilled the intercooler with a nitrous bottle just for the hell of it. Needless to say, we were all pretty shocked... I am still kicking myself for selling my spare bottle... I think this car is in need of a spray bar or a 50-75hp dry shot.

nice numbers. the intercooler spray really helps on the hot summer days. Id run CO2 over N20 just due to the cost. find a local shop that does paintball refills

I have one forsale if your interested. Its an NX ntercooler kit with a NOS bottle. $200 + shipping for the kit and the bottle. new they are 270+ the bottle.

it was on my chevy cavalier before i bought the corvette. herse the link to my profile

http://www.j-body.org/members/slimz24/profile/




Last edited by Spectre86; 04-12-2009 at 08:56 PM.
Old 04-12-2009, 08:55 PM
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I have a buddy with an 05 cobalt m5 with the 2.2 ecotec, power options and no spare tire or trunk lining, and it weighs 2650 empty. Not bad, they are pretty quick and I would like to have one for sure for a dd.
Old 04-12-2009, 10:54 PM
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Originally Posted by Matts94Z28
Nitrous was not sprayed into the intake and please show me where I said the LAST run was stock. I do believe I stated that Nitrous was sprayed on IC for the gains on the LAST pull which in turn cooled the air charge and made it much more dense.

Regardless the car made 243/248 BONE stock. Thank you.
mods without a tune on the lnf cars yield less than stock numbers. the ecm is smart enough to ruin your fun really quick.

Originally Posted by pastvertical
how much does that thing weigh?
a hair over 2900 without a driver
Old 04-19-2009, 11:52 PM
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I saw said dyno and have shitty cell cell phone vid of nawwwwzzzzzzz being sprayed at the lower bumper if needed.

LOL.
Old 04-22-2009, 10:24 AM
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those LNF cobalts are sweet. i'm lovin the power gains they get with minimal mods. 300whp+ with intake and tune is sweet. people are in mid-high 300'swhp on stock turbo's with boltons and good tuning. verry impressive. nearly 400whp and tq in a 2900lb car should be very quick.


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