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One of the first and easier upgrades you can do to your Jeep Wrangler JK is an intake system. Air intakes can increase the air flow going to your engine giving you more horsepower & torque to your 3.6L engine. Learn More

Injen Technology Power-Flow Intakes are specifically created for 11-15 Jeep Grand Cherokee 3.6L vehicles. They use Injen's MR technology, which results in a complex multi-diameter intake for optimal power. Learn More

Injen Technology Power-Flow Intakes are specifically created for 11-17 Jeep Grand Cherokee 5.7L vehicles. Learn More

Injen Technology Power-Flow Intakes are specifically created for 14-17 Jeep Grand Cherokee 5.7L vehicles. Learn More

Keep your filter fresh with Rough Country’s Cold Air Intake Pre Filter Bags. These handy filter wraps are designed to extend the life of your air filter by stopping dust and debris before they enter your cold air intake. Each Pre Filter Bag features a silicone treated polyester material with uniform micron-sized openings that acts as an effective barrier against dust and particles while adding very little restriction to the airflow of the filter. These filter bags also repel water to... Read More Learn More

Gain increased horsepower and throttle response while protecting your engine from harmful particles and debris with Rough Country's Cold Air Intake System. This intake system moves the air filter away from the stuffy engine compartment so cooler air can be circulated into the engine for an increase in power. Learn More

Gain increased horsepower and throttle response while protecting your engine from harmful particles and debris with Rough Country’s Cold Air Intake System. This intake system moves the air filter away from the stuffy engine compartment so cooler air can be circulated into the engine for an increase in power. Cooler air is more dense, and brings more oxygen into the combustion chamber to help your vehicle perform at its greatest potential. The cylindrical design and large diameter tube... Read More Learn More

Gain increased horsepower and throttle response while protecting your engine from harmful particles and debris with Rough Country's Cold Air Intake System. This intake system moves the air filter away from the stuffy engine compartment so cooler air can be circulated into the engine for an increase in power. Learn More

Unleash the true power of your Jeep Wrangler JL or Gladiator JT 3.6LL engine with the addition of a Mishimoto Cold Air Intake. Learn More

1991-95 XJ Cherokee 1991-92 MJ Comanche 4.0L 6 cylinder engine Adds 7.11 horsepower Improved throttle response K&N million mile warranty Wont void factory warranty The K&N Fuel Injection Performance Kit (FIPK) dramatically reduces intake restriction allowing your engine to inhale a larger volume of air than the original air filter box, approximately by 26%. Heat resistant materials keeps air inside tube cooler than metal tubes. More, cooler air means more usable power and... Read More Learn More