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2.2L L61 Performance Tech 16 valve 145 hp EcoTec with 155 lb-ft of torque

Roughly?

   
Old Dec 11, 2007 | 07:07 PM
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NP05Cobalt
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Roughly?
Hey i just wanted to see what everyones rough estimates were on HP and TQ gain from a stock ss/sc exhaust manifold, DP, Catback and the 2.4L Intake Mani swap?
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Old Dec 11, 2007 | 07:15 PM
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For an '05 I would say 15-20 whp and 10-15 wtq
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Old Dec 11, 2007 | 07:37 PM
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do what I did, trade in for an SC w/ stage 2 and some other things. Nice 100+ hp upgrade haha. XM's numbers seem like a good estimate.
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Old Dec 11, 2007 | 07:42 PM
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Definately a nice upgrade, Beamer.
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Old Dec 12, 2007 | 10:16 AM
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ha yahh it would be a nice upgrade but a downgrade to my pocket lol
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Old Dec 12, 2007 | 10:18 AM
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i had 143 whp and 146 tq with a really really bad exhaust leak
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Old Dec 12, 2007 | 10:24 AM
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Read my sig. Theres a good idea of what you'll see if you're auto. For 5 speed add about 3-5 more.
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