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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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More Power?

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Old Nov 19, 2008 | 05:24 AM
  #11  
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I have the Airaid Cold Air Intake, Airaid Throttle Body Spacer, Jet Performance Stage 1, and Cherry Bomb Pro High Flow Exhaust. Much quicker, "peppier", and better MPG's than stock. I think you would be happy with the results I've gotten. Good Luck.
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Old Nov 19, 2008 | 08:24 AM
  #12  
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Originally Posted by 85fr16
I am running 33's with 3.73's now and don't wan't to regear. I wish there was someting like the programer I put in my 02 Dodge Cummins that gave me 80 horse for less than $500.00
There is.. Buy a Hypertech.. Of all the power enhacing mods I have this one worked the best. forget CAI and exhaust.. They both improve sound and add a little HP but the real kick came from the Hypertech Programmer. Of course, you will need to use the premium fuel setting since your timing will be increased...
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Old Nov 19, 2008 | 08:47 AM
  #13  
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I actually just installed my PJ CAI today, cost about %100, pretty solid construction and VERY easy to install (good thing as the directions were all Fed up and BassAckwards). I will get pictures of it tomorrow once my camera is charged. Not sure on the power/MPG yet as havent had alot of time driving with it yet.

For all those that are thinking about the Hypertech MaxPower for an 09 Rubi, I suggest you wait. I ordered mine specificaly for an 09 3.8 chrysler/jeep/dodge (as it is labled) and guess what.......my engine isnt supported. Hypertech assures me they are working on it........we will see.
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Old Nov 19, 2008 | 08:48 AM
  #14  
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You can get the Airaid Intake System from any of the 4x4 suppliers. I just checked one of them and saw it for $244.99. I haven't replaced mine yet, but have read some of the write-ups. They are relatively easy. Just need to remove your stock box, replacing the air tubes and fit the new one in. Easy to do with basic skills.
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Old Nov 19, 2008 | 07:24 PM
  #15  
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Airaid CAI would only have been a half hour job if I hadnt spent an hour looking for one damn screw I dropped while working on it. When I could not find it I unbolted everything so I could make sure it did not go into the throttle body somehow. Still havnt found that thing !!

The sound is great, but I think performance is better. Some say they dont do much, but I respectfully disagree. Gave my unit a swift kick in the ass !!
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Old Nov 19, 2008 | 07:46 PM
  #16  
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From: Aguada, PR
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Originally Posted by 08JKWrangler
There is.. Buy a Hypertech.. Of all the power enhacing mods I have this one worked the best. forget CAI and exhaust.. They both improve sound and add a little HP but the real kick came from the Hypertech Programmer. Of course, you will need to use the premium fuel setting since your timing will be increased...
I too have Hypertech, but is there really a difference between the regular and premium fuel settings? In the graph it didn't seem to be a significant difference.

But is still isn't cheap power
And if you use premium fuelcheap power

I'm sorry, someone mentioned something about cheap power it just cracks me up everytime I read this thread.
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Old Nov 20, 2008 | 03:45 PM
  #17  
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Cheap is all relative.

Cheap compared to a Hemi repower? Or cheap compared to a Subway Sandwich.

Those that poo poo a cold air intake don't know what they are talking about. Honestly, I did not expect much, and was very surprised. In fact, I just cleaned mine for the first time, and again, got a noticible improvement. I am a realist, and the CAI is cheap ($200 to $400) and relatively easy and quick to install, and will give a noticible power boost. Personally, I did not notice any mpg gain.

Real world example: with 33s and 4.10 gears, I could not use my 6th gear on the freeway at 65 mph. I had to floor it to keep speed, and only used it going down mountain grades. Installed the CAI and I now use my 6th gear all the time on the freeway with power to spare. Still not a hotrod, but at least repectable.

Gears would be great, but relatively expensive. I would like to try the Hypertech, but I have the Jett Stage II chip which I am NOT impressed with.

Not a lot else you can do....
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Old Nov 20, 2008 | 03:51 PM
  #18  
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Thanks for all the info guys...I was definetly planning next spring on adding cold air intake (ARE),Gibson exhaust dual SS,Hypertech Programmer...I think should make a difference...Thanks guys...
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Old Nov 20, 2008 | 11:49 PM
  #19  
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From: Bay Area
Default I love the power gains I got.

Originally Posted by 08 R R Unlimited
Thanks for all the info guys...I was definetly planning next spring on adding cold air intake (ARE),Gibson exhaust dual SS,Hypertech Programmer...I think should make a difference...Thanks guys...
Sounds like your on the same path I was on. I put in the CAI first, definitely noticed the kick in acceleration (sounds cool too). Next jump was a stage 1 Jet chip - OK, but not as noticeble as the CAI.

Next stage was a magnaflow cat-back & 4.88 gears. went to 35's at the same time - still felt an increase in power. Plus the magnaflow sounds AWESOME. CAI was nothing compared to that.

Final upgrade was the hypertech (days later). Honestly, I didn't really notice the difference, until a reset to stock to update the programmer. I noticed the responsiveness missing when I down-programmed.

All in all, it's made a huge difference. When the JK was stock, my "comfortable cruising speed" on the freeway was 70. Now I find myself cruising at 85, and have to lay off the pedal.
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Old Dec 3, 2008 | 09:27 AM
  #20  
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Default More hp

Changing gears to 5:13 would be a huge improvement in low end torque. Also a CAI (Airaid in mine) and a good catback (Magnaflow) will help somewhat.

I've also noticed a definite difference in mpg with a full bumper instead of a stubby. I like the stubby better though for rock crawling and looks.
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