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How much HP will this add?

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Old 09-02-2003, 01:31 PM
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Default How much HP will this add?

On a 99 SS automatic, it has a Borla catback and a Y-pipe, i was wondering in general, how much, if any, HP would the y-pipe give me? thanks
Old 09-02-2003, 01:37 PM
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Default Re: How much HP will this add?

Maybe 5 rwhp if its an ORY.
Old 09-02-2003, 01:38 PM
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Default Re: How much HP will this add?

Nothing or next to nothing.
Old 09-02-2003, 01:40 PM
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Default Re: How much HP will this add?

I was assuming keeping the cats, otherwise it's the lose of cats that gives the gain.
Old 09-02-2003, 02:58 PM
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Default Re: How much HP will this add?

off road y-pipe wil get you maybe another 2-3 hp...and a lot of added rasp....and a dam dent in your wallet...."where'd that thing come from??? "
Old 09-02-2003, 04:45 PM
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Default Re: How much HP will this add?

As always, Colonel is right on the money.




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