Squeezing more performance out of your Wrangler's 4.0L I6 engine is easier than you think, and a good place to start is with your vehicle's exhaust system. For some reason, auto manufacturers ...
If you hate the factory rear-mounted muffler on your Jeep Wrangler JK, you need to take a look at MBRP’s Off-Road Exhaust System. This bolt-on, after-cat system mounts a much smaller muffler under the ...
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