Best Cold Air Intakes for 2012-2015 Jeep Wrangler JK 3.6L

A cold air intake is the first bolt-on most owners add to a 2012-2015 Jeep Wrangler JK, and for good reason: it is a one-hour, no-tune install that wakes up the throttle note of the 3.6L Pentastar V6 and upgrades you from a flimsy paper panel filter to a washable, high-flow element. From the factory, the JK Pentastar makes 285 horsepower at 6,400 rpm and 260 lb-ft of torque at 4,800 rpm — identical across every 2012 through 2017 JK model year. The right intake helps that engine breathe, protects it on the trail, and looks the part under the hood. Below, our team at NLP Performance in Tampa, FL compares the five best intakes for the JK 3.6L, with the manufacturer claims separated from the real-world dyno reality so you know exactly what you are buying.

How Much Horsepower Does a Cold Air Intake Add to the JK 3.6L?

A cold air intake adds a modest amount of power to the 3.6L Pentastar — manufacturers claim between +5 and +12 horsepower, but independent owner dyno testing of the JK 3.6 typically shows closer to +6 wheel horsepower, spread across the 2,000–5,000 rpm band rather than a big top-end spike. That is the honest number. The 3.6L Pentastar left the factory with a reasonably well-designed intake tract, so an intake alone is not a transformation — the real, repeatable benefits are a deeper intake growl, sharper throttle response, better filtration, and a filter you can clean instead of replace.

Where intakes earn their keep is as part of a package. Owners who stack an intake with a cat-back exhaust and a tune routinely see gains in the +15 to +20 horsepower range, with the intake removing the first restriction in that chain. If you are starting your JK build, this is the logical first step — cheap, reversible, and the foundation for everything that follows. Just buy it for the sound, the airflow headroom, and the trail-ready filtration, not for a number you can feel by the seat of your pants on its own.

The 5 Best Cold Air Intakes for the 2012-2015 Jeep Wrangler JK 3.6L

Every intake below is a sealed or enclosed-box design — we deliberately left exposed open-filter kits off the list because a Wrangler that sees dust, mud, and water needs a shielded filter (more on that further down). All five fit the 3.6L Pentastar and install with hand tools and no engine tune.

1. Banks Power Ram-Air Intake (Oiled) — Best Overall

The Banks Ram-Air is our top pick because it does the fundamentals best. Banks claims +8 horsepower, +11 lb-ft, and 64% more airflow than the stock intake — the highest airflow figure of any kit here. More importantly, it is the only intake on this list with a clearly current 50-state CARB Executive Order (D-161-166), so it is legal everywhere including California-emissions states. A built-in Helmholtz resonator tunes out the boomy drone while keeping a deep growl under throttle, and the fully enclosed housing seals the oiled cotton filter away from hot engine-bay air. The oiled element is washable and effectively lasts the life of the Jeep.

2. Injen Evolution Intake (Dry) — Best Value

The Injen Evolution is the value play and the highest-stock kit we carry for the JK 3.6. It is the cheapest intake on this list yet uses Injen's SuperNano-Web dry filter — a nanofiber media that needs no oil, so there is zero risk of over-oiling and fouling the mass-airflow sensor. The one-piece, roto-molded high-density-polyethylene body insulates the intake charge from heat better than a bare metal tube, and Injen rates the kit at up to +10 horsepower and +9 lb-ft. It is also modular: you can later bolt on Injen's Ram-Air scoop or a deep-water snorkel. The catch is emissions — the EVO5008 is not CARB exempt, so it is off the table for California-registered Jeeps.

3. aFe Momentum GT Pro GUARD7 — Highest Claimed Power

If you want the biggest number on the box, aFe claims the most: +12 horsepower, +11 lb-ft, and 47% more airflow from its Momentum GT system. The standout is the Pro GUARD 7 filter — a 7-layer element (five layers of oiled cotton gauze plus two layers of synthetic media) engineered for extreme-dust environments, making it a favorite for overlanders and desert runners. It sits in a one-piece sealed housing with a tire-tread-design lid and an auxiliary air scoop. It is a premium kit at a premium price, and the heavy-duty media is the most dust-focused oiled filter in this comparison.

4. Volant PowerCore Closed Box — Best for Dust & Off-Road

The Volant PowerCore wins on filtration, full stop. Its Donaldson PowerCore dry media is rated to capture up to 99.97% of contaminants and last up to 100,000 miles maintenance-free — the best dust-protection spec on this list, which is exactly what a mud-and-dust Wrangler wants. The fully sealed closed box has a clear inspection window so you can check filter condition without pulling anything apart, and it bolts on with no cutting or drilling. Volant is the most honest with its power claim at up to +5 horsepower and +3 lb-ft, because this kit is built for protection and longevity first, peak dyno numbers second.

5. Banks Power Ram-Air Intake (Dry Filter) — Maintenance-Free Pick

This is the same award-winning Banks Ram-Air housing as our top pick — same +8 horsepower, +11 lb-ft, 64% airflow claim and the same 50-state CARB EO D-161-166 — but with a black dry synthetic filter instead of oiled cotton. Choose this version if you never want to deal with re-oiling and the MAF-fouling worry that comes with it. You get all the sealed-airbox and drone-canceling benefits of the Banks system with the simplest possible maintenance: pull it, clean it, reinstall it. For many JK owners this is the smartest of the two Banks options.

JK 3.6L Cold Air Intake Comparison Chart

Here is how the five intakes stack up at a glance. Remember: the horsepower figures are manufacturer claims — real-world dyno gains on the 3.6L Pentastar land closer to +6 wheel horsepower for any of them.

Oiled vs Dry Air Filter: Which Should You Run?

Dry filters are the lower-maintenance, MAF-safe choice, while oiled cotton filters flow marginally more air and are reusable indefinitely — the right answer depends on how you maintain your Jeep. Both filter types on this list are washable; the difference is the cleaning ritual and the failure mode.

Oiled cotton filters (Banks Oiled, aFe Pro GUARD7)

Oiled gauze flows a touch more air than comparable dry media and the tacky oil film helps trap fine dust and resist humidity. It is washable with an effectively indefinite lifespan — clean and re-oil rather than replace. The one real downside is the well-known MAF over-oiling risk: apply too much oil after cleaning and it can migrate onto the mass-airflow sensor and trigger a code or rough running. The risk is real but it is user error — follow the re-oil instructions and it is a non-issue. In very dusty or muddy use, oiled media can also load up faster because it grabs more debris.

Dry filters (Injen SuperNano-Web, Volant PowerCore, Banks Dry)

Dry synthetic and nanofiber media skip the oil entirely, so there is zero chance of contaminating the MAF sensor — the simplest maintenance there is. They generally match or beat oiled cotton on fine-dust filtration efficiency (Volant's Donaldson PowerCore claims up to 99.97%), at the cost of being slightly more restrictive on paper. For most JK owners who want a set-and-forget intake, a dry filter is the easier ownership experience.

Sealed Airbox vs Open Filter: Why It Matters for a Wrangler

For a Jeep that sees dust, mud, and water crossings, a sealed or closed airbox is the better choice — and it is why every intake on this list is an enclosed design. A sealed box does two jobs at once: it blocks hot underhood air for a denser, cooler intake charge, and it shields the filter from splash, debris, and direct water. That means longer intervals between cleanings and far less risk on the trail.

Open, exposed-filter intakes are the wrong call for an off-road JK. They ingest more dust, collect mud in the engine bay, and sit low enough that a deep puddle or water crossing can pull water into the engine — and water does not compress. Hydrolock can destroy a 3.6L Pentastar, and the forums are full of owners who replaced a motor after a crossing went wrong. If you run genuine deep-water trails, step up to a snorkel that relocates the inlet above the hood line for true cold, water-safe air. The Injen deep-water snorkel for the Evolution intake is purpose-built for exactly that.

How Hard Is It to Install a JK 3.6L Intake?

Installing a cold air intake on the 2012-2015 Wrangler JK is a beginner-friendly job that takes about one hour with basic hand tools, and none of the kits on this list require cutting, drilling, or an engine tune. You unbolt the factory airbox, transfer the sensors, drop in the new housing and filter, and reconnect the intake tube — that is the whole job.

The only step that catches owners off guard is clearance: if your JK runs a winch or an aftermarket steel bumper, you may need to remove the grille to reach the airbox area. Budget a few extra minutes for that. Because all five kits run on the factory tune, there is no reflash, no check-engine light when installed correctly, and nothing stopping you from reverting to stock for a dealer visit. Building further? An intake is the perfect first move before a cat-back exhaust and a tune. Browse the full cold air intakes collection at NLP Performance to match one to your Jeep.