CAT or CATless?? - Pontiac GTO Forum
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post #1 of 2 (permalink) Old 12-29-2013, 10:01 AM Thread Starter
 
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CAT or CATless??

Aside from not needing a tune to turn off the rear O2 sensor if you have CAT's, what benefit will there be for NOT having CAT's?? Approx how much HP gain, if any, can be expected from having CATless long tubes ?? Does it affect the sound ??

God Bless Billiards!!!!
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post #2 of 2 (permalink) Old 12-29-2013, 02:49 PM
 
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A few extra ponies. More rasp. Much louder.

2003 Corvette Z06 - MGW shifter, Corsa X pipe, Corsa Xtreme exhaust, Texas Speed long tubes w/o cats, PowerStop rotors/pads, Conti DWS tires, C6Z51 F&R sways, C5R headlights, tuned

04 GTO - sold
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  Pontiac GTO Forum > The 2004-2006 GTO > Intake and Exhaust Discussions

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