GM Performance exhaust

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09-09-2009 | 07:17 AM

allman

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Joined: 06-22-2009

Posts: 68

From: indiana, ft wayne

GM Performance exhaust

How about the exhaust any true performance gains ?

09-09-2009 | 07:20 AM

solman98

Senior Member

Joined: 07-17-2006

Posts: 6,052

From: Dallas, GA

Any HP gains will be minimal. You need to let the sound and your wallet guide you.

09-09-2009 | 05:51 PM

xzombiex66

Senior Member

Joined: 02-10-2007

Posts: 2,727

From: LBC Ohio

Wont notice much, i did notice a little top end pull but nothing crazy.

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