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You Could WIN! JL vs JK GIVEAWAY Vote & Win
Boost your power output and fuel efficency with a Wrangler tuner or tuning kit from ExtremeTerrain! Flash-tuning your Jeep's computer will allow for different fuel and air inputs, increasing power and fuel economy while making your motor run more efficiently. It may seem too good to be true, but with modern fuel injection systems, we can harness the programming of the fuel and ignition systems and adjust outputs to perfect and change performance to suit our needs! Whether you're searching for fuel economy or added torque, ExtremeTerrain's selection of handheld tuners and flash tuning chips has you and your Wrangler covered!

Fitment Includes:

  • 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018 Jeep Wrangler JK
  • Islander, Rubicon, Sahara, Sport, Unlimited Wranglers

*Please see product pages for any exceptions.

2007-2018 JK Jeep Wrangler Tuners

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