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Spt upgrade

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Old 07-09-2009, 10:07 PM
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Default Spt upgrade

So I bought a 2007 STI and I was wondering if the SPT package came with an up pipe because I thought it was just a cat back and the intake that were upgraded. He gave me all the stock parts in the car and an up pipe was in there. Also I was wondering if I add a downpipe will I expect added noise from the exhaust, for example deeper tone, more turbo spool? Thanks.
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Old 07-10-2009, 03:28 AM
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Originally Posted by zenith
So I bought a 2007 STI and I was wondering if the SPT package came with an up pipe because I thought it was just a cat back and the intake that were upgraded.
You are correct, the package did not come with an up-pipe.

Originally Posted by zenith
Also I was wondering if I add a downpipe will I expect added noise from the exhaust, for example deeper tone, more turbo spool? Thanks.
Yes, yes, and yes.

Manny
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Old 07-10-2009, 11:15 AM
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If you add a downpipe, you will need some form of Eng Mgmt, ie Cobb AP, Opensource, ECUtek, etc.

Post pics of your STi
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