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Exhaust HP Question

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Old Feb 18, 2004 | 07:14 PM
  #1  
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From: L. I. NY
Default Exhaust HP Question

How much HP increase will I get when I go with Long Tube Headers, High Flow Cats, X Pipe, and Corsa Touring Exhaust?
Right now I was Dynoed at 300 rwhp and 307 rwtq.
I have Blackwing, Tr55, MSD Wires, and LS1 Edit. I will re-do LS1 Edit after full exhaust install. BTW, My Vette is a 2000' Coupe with 28,000mi.
Is 30 HP reasonable? :confused: :seeya


[Modified by LS7, 7:01 PM 2/18/2004]
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Old Feb 18, 2004 | 07:26 PM
  #2  
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From: Dallas TX
Default Re: Exhaust HP Question (LS7)

You'll probably get a range of educated and semi-scientific guesses. I'd suggest having it dyno'd before and after. That way you know for sure.
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Old Feb 18, 2004 | 08:36 PM
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From: Batesville AR
Default Re: Exhaust HP Question (LS7)


I have a 2002 A4 with LGM LT's and 3"" X and back pipes: after minor dyno tune to correct overrich condition, these are the #'s...Base 305 HP and 310 TQ after 330HP and 350 TQ. Tuner said I could get another 5-8hp from aftermarket air cleaner and another 10-15 hp with an after cat system. So I installed a Donaldson filter and a set of Borla 2 tube stingers; feels stronger throughout rpm to 6200 but have'nt re dynoed yet to see the numbers :hurray:
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