I want to go fast again.......
You guys are great. Always with an answer or a solution to problems. I've been searching and reading but I need some direct answers.
I have a 10 Rubicon Unlimited Auto and it is what it is. In the future I would like to lift and go to 35s, but for now it seems a bit sluggish just stock. Nothing new there but it seems you all recommend upgrades. I was going to go with a MBRP exhaust, AEM Brute Intake, and Flashpaq. Anyone running these or can recommend anything to help out? Good or bad with my selections?
I have a 10 Rubicon Unlimited Auto and it is what it is. In the future I would like to lift and go to 35s, but for now it seems a bit sluggish just stock. Nothing new there but it seems you all recommend upgrades. I was going to go with a MBRP exhaust, AEM Brute Intake, and Flashpaq. Anyone running these or can recommend anything to help out? Good or bad with my selections?
Flashpaq, and then save up for the gears. Or drop down to smaller tires...
Do some more looking, but expect the gains from the aem and exhaust to be minimal. (You may get a better sound from the exhaust, though.)
Do some more looking, but expect the gains from the aem and exhaust to be minimal. (You may get a better sound from the exhaust, though.)
I guess I'll be the first to chime in! 
In my opinion, the flashpaq is certainly the best and possibly cheapest mod you could do to help your stock settings make your rig run better/efficiently. Also, since you mentioned you want to go to 35's in the future, the flashpaq will be able to recalibrate your speedometer for the larger tire size. As for CAI's and exhausts, a lot of guys have many different opinions on these. Some think they give more HP, torque and MPGs, but it's debatable. I myself have a CAI but haven't noticed many gains other than the engine revs louder so I'm considering actually pulling it out and seeing what happens... But if you ask me, the flashpaq is an incredible first mod!
Hope this helps ya out!

In my opinion, the flashpaq is certainly the best and possibly cheapest mod you could do to help your stock settings make your rig run better/efficiently. Also, since you mentioned you want to go to 35's in the future, the flashpaq will be able to recalibrate your speedometer for the larger tire size. As for CAI's and exhausts, a lot of guys have many different opinions on these. Some think they give more HP, torque and MPGs, but it's debatable. I myself have a CAI but haven't noticed many gains other than the engine revs louder so I'm considering actually pulling it out and seeing what happens... But if you ask me, the flashpaq is an incredible first mod!
Hope this helps ya out!
When i got my 4dr, it had 35s, and 3inch lift running 3.73 gears. I didnt like but...it worked. Going up hill was a killer. Then i dropped in 5.13s and it changed everything!! Everyone was talking about Superchip so i ordered it from northridge4x4. I didnt tell the wife what i was doing. I just told her to drive it. After about 2mins she asked what did i do! IT HELPED so much timing was on, rpms, everything was improved. Those 2 things really did help.
Just my
Just my
Trying to go as little "invasive" as possible. I figured cold air intake and exhaust would help and the Flashpaq would help now and in the future. When I go to 35s, I planned on hitting the gears too. A friend added the supercharger and I've seen the hemi but that's too much for me.
Awesome points guys, keep them coming. Thank you
Awesome points guys, keep them coming. Thank you
I started with the exhaust and all i really think i got was more noise in and around the jeep. In fact, I may return it to stock, so to me, i would say it seems like starting with the superchip would be the best bet
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What do you think of re-gearing BEFORE the lift and larger tires? Initially I was planning on doing the lift, tires, and gearing at the same time. I was concerned about the rpm's redlining prematurely if I did it early with stock.
Last edited by sheepdog; Nov 29, 2010 at 06:13 AM.
Go measure your tires, then open the Drivetrain faq's and plug some numbers into the chart.
You have an auto. Your freeway rpm's will be a bit high, but won't be an issue for a few months until you put the new tires on. But it depends on your driving habits, of course. If you spend hours at a time at 90+ mph, you may want to wait. If 95% of your time is in town or on the trails, go for it!
I ran 5.13's with 32" tires (actual measured height, not mfg's spec) for about 6 months. The only downside for me was O/D Off when I was towing my boat out to the lake. OD Off will get the rpm's way too high at freeway speeds.
You have an auto. Your freeway rpm's will be a bit high, but won't be an issue for a few months until you put the new tires on. But it depends on your driving habits, of course. If you spend hours at a time at 90+ mph, you may want to wait. If 95% of your time is in town or on the trails, go for it!
I ran 5.13's with 32" tires (actual measured height, not mfg's spec) for about 6 months. The only downside for me was O/D Off when I was towing my boat out to the lake. OD Off will get the rpm's way too high at freeway speeds.



