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Modified JK Tech Tech related bulletin board forum regarding subjects such as suspension, tires & wheels, steering, bumpers, skid plates, drive train, cages, on-board air and other useful modifications that will help improve the performance and protection of your Jeep JK Wrangler (Rubicon, Sahara, Unlimited and X) on the trail.

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need advice

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Old Sep 24, 2009 | 03:24 AM
  #1  
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From: DUBAI
Default need advice

hi

I want to know about the best types of :

1- spark plugs and wires

2- headers

3- cat-back

I know that most of the trade marks doesn't give that much of differnce in performance but, from you experience , which trade marks have the most noticable gain in HP ? gibson, borla, banks or Granatelli ....elc ??
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Old Sep 24, 2009 | 02:57 PM
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??
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Old Sep 24, 2009 | 03:15 PM
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I just put on a MBRP cat back that relocated my muffler under the back passenger seat. I haven't had it on a week or so, but they advertise a 9 hp gain.
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Old Sep 25, 2009 | 04:48 AM
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thnks for your reply

I have the dual gibson cat back and they adverise 15-20 HP gain , but really i only felt about 1 or 2 hp gain


hope to read from others experiences
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Old Sep 25, 2009 | 07:16 AM
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Originally Posted by shj_jeep
thnks for your reply

I have the dual gibson cat back and they adverise 15-20 HP gain , but really i only felt about 1 or 2 hp gain


hope to read from others experiences
did you notice any low end loss like anybody else did. i wanted the dualls but heard to many bad things
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Old Sep 25, 2009 | 04:33 PM
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Originally Posted by Robar
I just put on a MBRP cat back that relocated my muffler under the back passenger seat. I haven't had it on a week or so, but they advertise a 9 hp gain.
I am also looking at this and wondered if you have to relocate the evap canister? would the muffler skid and evap skid still work without any more mods?
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Old Sep 25, 2009 | 05:07 PM
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Originally Posted by 08leocon
I am also looking at this and wondered if you have to relocate the evap canister? would the muffler skid and evap skid still work without any more mods?
You don't have to relocate your evap can. Mine is still in it's original spot. I can't say about the skid plates though.
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Old Sep 25, 2009 | 05:21 PM
  #8  
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Originally Posted by shj_jeep
hi

I want to know about the best types of :

1- spark plugs and wires

2- headers

3- cat-back

I know that most of the trade marks doesn't give that much of differnce in performance but, from you experience , which trade marks have the most noticable gain in HP ? gibson, borla, banks or Granatelli ....elc ??
In my opinion

1. the best plugs are the E3's

2. the best wires are Taylors 8mm

3. JBA for the Headers

4. Banks for the Cat Back.

Last edited by Saugwah; Sep 25, 2009 at 05:23 PM.
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Old Sep 25, 2009 | 05:29 PM
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x2 on the E3's.....
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Old Sep 25, 2009 | 05:44 PM
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Originally Posted by JeepDawg
x2 on the E3's.....
Careful of the E3 plugs, I had a little over 2,000 miles on mine when they started throwing misfiring codes. Not to say that I couldn't have had a bad plug but there have been a few others on here that mentioned the same thing. I put the stock recommended Champions back in and I have been running fine.
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