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Exhausted Tuner
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1,254 Posts
Discussion Starter #1
Had a chance to do some tuning with a 2004 Pontiac GTO A4

Modifications:
Magnacharger (1:1 rear / 3.0 front) 9.75 PSI
Aftermarket cat-back
Kook's 1 3/4" LT headers
MagnaFlow LT header Metallic cat mid-pipes
K&N CAI
3200 Fuddle Converter

BLUE "BEFORE" Dyno - Custom Tune (3.1 pulley 10.75 PSI, Stock manifolds, catted mid-pipes) Street Tune 91 Octane

RED "AFTER" Dyno - Custom Tune (3.0 pulley 9.75 PSI, Kook's 1 3/4" LT headers, MagnaFlow catted mid-pipes) Street Tune 91 Octane



Stock Manifolds Custom Tune: 428 / 423
Kook's LT headers Custom Tune: 454 / 454

36 Max RWHP increase
32 Max RWTQ increase

26 Peak RWHP increase
31 Peak RWTQ increase

Weather: 80-81* F / 32% Humidity

Richard
 

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Let's roll...
Joined
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1,036 Posts
Fishin' for a compliment are we????????? ;)
 

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Exhausted Tuner
Joined
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1,254 Posts
Discussion Starter #3
Whisky said:
Fishin' for a compliment are we????????? ;)
Just posting my usual results ... trying to keep up the data base of mods and subsequent power increases.
 

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Bye Bye Goat..It's Been Fun
Joined
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3,934 Posts
Whisky said:
Fishin' for a compliment are we????????? ;)
Why would you say that? He posts up the results of every car he tunes unless you request otherwise. It is a good way to learn what mods make power.
 

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Let's roll...
Joined
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1,036 Posts
Just messin' with him, nothing more. :)
 
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