Engine & Fuel System

Description Learn More Specs Fitment Give your Jeep a boost in throttle response and torque with the Rough Country Cold Air Intake for the Wrangler TJ with the 4.0L engine. Featuring a reusable, cleanable filter and wide molded tube, this intake...

Description Learn More Specs Fitment Bringing you the next generation of intakes, the Momentum GT sealed Cold Air Intake system for the Wrangler TJ is designed using the most up-to-date engineering tools and techniques to provide you with the perfect...

Description Learn More Specs Fitment All Spectre Cold Air Intake systems begin with using the exclusive Spectre HpR® Performance filter, tested at over 400 MPH in the harshest environment in the world, the Bonneville Salt Flats. Coupled with...

Description Learn More Specs Fitment Want more horsepower, better throttle response, and improved acceleration? A Rugged Ridge Air Intake System can boost your performance, while helping you keep extra cash in your wallet. Our polished aluminum...

Description Learn More Specs Fitment Replacing a clogged air filter can improve your Jeep's gas mileage by as much as 10 percent. Air filters keep impurities from damaging the inside of your engine. Changing your air filter takes only minutes to do...

Description Learn More Specs Fitment Prolong the life of your Rough Country Air Intake filter with the Air Intake Pre-Filter Wrap for the Wrangler TJ. Featuring silicone treated polyester material with micron-sized openings which act as a barrier...

Description Learn More Specs Fitment Replacing a clogged air filter can improve your Jeep's gas mileage by as much as 10 percent. Air filters keep impurities from damaging the inside of your engine. Changing your air filter takes only minutes to do...

Description Learn More Specs Fitment Installation NotesInstallation Difficulty:Level 2IntermediateInstallation Time: Less than an hour Parts IncludedAir FilterWarranty Minimum 5 Year Limited Warranty. Engine Size: 2.4L I-4Engine Fuel:...

Description Learn More Specs Fitment Installation NotesInstallation Difficulty:Level 2IntermediateInstallation Time: Less than an hour Parts IncludedAir FilterWarranty Minimum 5 Year Limited Warranty. Engine Size: 2.5L I-4, 4.0L I-6Engine Fuel:...

Description Learn More Specs Fitment Constructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will out flow stock paper filter for improved horsepower and torque. Five layers of progressively finer...

Description Learn More Specs Fitment The K&N Drycharger® is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers, contain...

Description Learn More Specs Fitment Increase throttle response and performance with the K&N Hi-Volume Cold Air Kit. The small restrictive air box snorkel is replaced with our precision machined wide mouth plastic cold air nozzle that more than...