🚗 Rough Country Cold Air Intake Kit for Jeep Wrangler JK 2007-2011, 3.8L - Part Number 10554 Review

Product works reasonably well with noticeable change in throttle response. I'm sure the mileage will increase a bit depending on launch range and torque. Instructions require some work, but some YouTube videos will help.

Love the new system. looks fantastic, sounds great and I can feel the difference when driving. the installation went well. My instructions could be a little easier to read. The images were kind of blurry. The best part is that it happened much quicker than I expected. 5 days earlier. I definitely recommend this product.

It really helped with overclocking. This improved MPG from 13.9 to 15.4. I had to give half an inch of throttle to balance the system. (Picture needs updating. Plate not added yet) This gives my 3.8 a raspy growl. Next up is the exhaust update. But yeah, to be honest, it's great value for money. Oh, the assembly was as expected. Adjustments were necessary, but without much effort.

I wish I had had this before my recent trips to national parks, such a huge improvement. Used to average about 14 mpg city and 16.6 highway now I have 16 city and 18.6 highway so within a week it's a huge improvement also the acceleration is much better now I have a jk 2011 at 33. inches KO2. Make sure you have a waterproof sock for that too.

Fairly easy to install. Had to look up color instructions to figure out which were the last two screws. Also, they shouldn't have been the last two screws. At the very least, the thumbscrews should go in front of the air filter, and that would be a lot easier if you had another person. I had to press a wrench against the air intake frame to loosen the locknuts on the fender side. All in all it took a little over an hour. The sound the jeep makes when you step on the gas is great and it looks…