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Go Back   Hummer Forums by Elcova > Hummer H3 Discussion Forums > General H3 Discussion
Reload this Page Alpha or I5? That is the question!

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Old 07-23-2009, 11:29 AM
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Default Re: Alpha or I5? That is the question!
The header really added some acceleration to my 3.5 I5. Some folks have said the magnaflow exhaust adds a nice sound. The v8 power would be nice but who wants to lose 15 to 25% of thier mpg #'s...
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Old 07-23-2009, 03:41 PM
pdsq99f4 pdsq99f4 is offline
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Default Re: Alpha or I5? That is the question!
wpage, where did you get a header for your I5?
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Old 07-23-2009, 07:32 PM
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Default Re: Alpha or I5? That is the question!
09 Alpha, 17.2 mpg combination Highway and City.
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Old 07-24-2009, 03:25 AM
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Default Re: Alpha or I5? That is the question!
There is no hop-up part that can make up for cubic inch displacement!
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Old 07-24-2009, 11:04 AM
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Default Re: Alpha or I5? That is the question!
Quote:
Originally Posted by pdsq99f4
wpage, where did you get a header for your I5?

Got mine from a guy on this forum that had ordered the 3.5 type for his 3.7 I think it was made by JTR...

Search around you will find information...
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