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hp gain with hooker LT and cat back

Old 03-24-2003, 12:40 AM
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Question hp gain with hooker LT and cat back

are hooker LT worth it if i have a borla or would i need to have true duals to see any sig. hp gains?

also how much hp gain would i see if i removed the cats?
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Old 03-24-2003, 12:56 AM
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it all in the year of your car and if it is a 6 speed i had a freind that put down 349hp and 366tq with hooker long tubes y pipe with no cats and borla excust it was 2002 SS 6 speed
and that was with a lid too
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Old 03-24-2003, 07:48 AM
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Removing the cats on stock manifolds will maybe get you a few horsepower. With longtubes you can expect around 20-25rwhp, 30 in a few freak cases.
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Old 03-25-2003, 11:44 AM
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I got 345/367 with my hooker LT's, ory, and loudmouth
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Old 03-25-2003, 08:14 PM
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Originally posted by SheDevlLS1
I got 345/367 with my hooker LT's, ory, and loudmouth
I heard that doing LT's and a loudmouth makes it sound bad. That the Loudmouth only sounds good with the exhaust mainifolds. Not true?
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Old 03-26-2003, 08:14 AM
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Yeah it sounds like crap...the way to go with LM is stock manifolds. I'll be selling my LM soon and getting either GMMG or Magnaflow.
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Old 03-26-2003, 08:26 AM
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Originally posted by Z-Fbody
I heard that doing LT's and a loudmouth makes it sound bad. That the Loudmouth only sounds good with the exhaust mainifolds. Not true?
thats why i sold my loudmouth and got a borla....


flp headers with borla are the way to go i gained 23 rwhp from flp headers
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Old 03-26-2003, 02:53 PM
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I heard that the LM is really raspy with headers and OR Y-pipe. Im getting Mac's in about a month or so, so I'll find out for sure. I was thinking I'd keep the LM since its paid for, and looks good. I might just put two mufflers at the end of the pipes. Not sure what kind yet, but summit has some nice chrome straight throughs for lik70 bucks a piece. maybe stainless flowmasters...who knows. I know i should make this decision on a spent cost, but i think itll be cool with mufflers in line, and hopefulle itll sound nice too...
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Old 03-26-2003, 03:07 PM
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Here's my dyno with the Hookers and a few mods.

Fred

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