• Cold Air Intake for Jeep Liberty (2004-2009) 3.7L V6 Engine - Blue
  • Cold Air Intake for Jeep Liberty (2004-2009) 3.7L V6 Engine - Blue
  • Cold Air Intake for Jeep Liberty (2004-2009) 3.7L V6 Engine - Blue Default Title

Cold Air Intake for Jeep Liberty (2004-2009) 3.7L Engine - Blue

$139.99
$139.99
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Tired of your Jeep Liberty feeling a bit sluggish, especially when you need that extra surge of power for passing or climbing? A restrictive factory intake can choke your engine, holding back its true potential and making every drive feel like a compromise.

Performance Cold Air Intake for Jeep Liberty (2004-2009) 3.7L V6 Engine

The factory air box in your 2004-2009 Jeep Liberty’s 3.7L V6 engine is engineered primarily for noise reduction, not performance. This design often creates bottlenecks in the airflow path, restricting the volume and velocity of air reaching your engine. This limitation means your V6 isn’t breathing as efficiently as it could, leading to a noticeable flat spot in power delivery and less responsive throttle input.

Our high-flow cold air intake system is a direct solution to this common problem. By replacing the cumbersome factory setup with a streamlined, free-flowing assembly, it optimizes the air induction path. This allows the 3.7L V6 to draw in a greater volume of cooler, denser air, directly translating into a more immediate throttle response, increased horsepower and torque across the RPM range, and a more satisfying, aggressive engine note that really brings out the character of your Liberty.

Why You Need This Upgrade

  • Increased Power & Torque: Feel a noticeable boost in horsepower and torque, especially in the mid-range where the 3.7L V6 needs it most, making highway passing and off-road maneuvers more confident.
  • Sharper Throttle Response: Eliminate the notorious lag associated with stock intake systems. You’ll experience a more direct connection between your foot and the engine, providing immediate power when you demand it.
  • Improved Fuel Efficiency: By optimizing the air-to-fuel mixture and allowing the engine to breathe more freely, this intake can contribute to better combustion efficiency and potentially improve your miles per gallon under normal driving conditions.
  • Durable, Lightweight Design: Constructed from high-quality T-304 aluminum piping, this intake is built to last. The material also helps to rapidly dissipate heat, ensuring the air reaching your engine stays cool for optimal performance.
  • Superior Filtration & Airflow: Includes a premium, washable, and reusable performance air filter designed to capture contaminants effectively while maintaining maximum airflow, protecting your engine and enhancing performance.

Technical Specifications

Fitment 2004-2009 Jeep Liberty 3.7L V6
Factory Stats Stock: 210 HP / 235 lb-ft
Installation Moderate / Est. 1-2 Hours

Replaces These OEM Applications

Compatible Vehicles:

  • 2004 Jeep Liberty 3.7L V6
  • 2005 Jeep Liberty 3.7L V6
  • 2006 Jeep Liberty 3.7L V6
  • 2007 Jeep Liberty 3.7L V6
  • 2008 Jeep Liberty 3.7L V6
  • 2009 Jeep Liberty 3.7L V6

Upgrade Your Jeep Liberty Today

Don’t let a restrictive factory air intake hold back your Jeep Liberty’s 3.7L V6 engine. Shop with confidence knowing that we deliver the best cold air intake parts with fast shipping and expert support. Experience the difference a properly breathing engine makes, whether you’re hitting the trails or cruising the highway.

Engine Safety Rating
Difficulty 

Fitment

Make

Jeep

Engine Size
  • 3.7L

Year
  • 2004
  • 2005
  • 2006
  • 2007
  • 2008
  • 2009

Installation & Tools

The Wrench Time

  • Estimated Time: 45-60 Minutes
  • Difficulty: 3/10 - A beginner-friendly driveway project, but requires a delicate touch when handling aged factory plastics and sensors on the PowerTech V6.

Tools You Will Need

  • 10mm deep socket and ratchet (for battery and airbox mounting bolts)
  • 8mm socket or nut driver (for hose clamps)
  • Small flathead screwdriver (for releasing wire harness clips)
  • Silicone spray lubricant or soapy water (critical for seating the sensor safely)
  • Panel popper tool (optional, for stubborn retaining clips)
Mechanic’s Pro Tip (The "Gotcha"):
The biggest headache universally agreed upon in the KJ/KK platform forums for the 2004-2009 Jeep Liberty 3.7L is the factory PCV/CCV breather hose. Due to years of trapped underhood heat, this corrugated plastic hose becomes incredibly brittle and will snap if you bend it. Treat it like glass during removal. Additionally, the 3.7L uses a speed-density system with an Intake Air Temperature (IAT) sensor pushed into the factory tube. The plastic locking tabs on this sensor are notorious for snapping. Do not muscle it out; carefully twist and pry.

Phase 1: Removing the Factory Part

  1. Disconnect the Battery: Always start by disconnecting the negative battery terminal using a 10mm wrench or socket to prevent check engine lights and to force the ECU to reset its airflow learned values on your 2004-2009 Jeep Liberty 3.7L.
  2. Unplug the IAT Sensor: Locate the Intake Air Temperature sensor plugged into the side of the factory intake tube. Depress the locking tab with your small flathead screwdriver and pull the harness free. Do not pull by the wires.
  3. Extract the Factory IAT Sensor: Carefully twist the IAT sensor counter-clockwise and gently pull it out of the factory rubber grommet. Set this aside in a safe location so the fragile thermistor tip isn’t damaged.
  4. Remove the Breather Hose: Carefully detach the brittle factory crankcase breather hose running from the oil filler neck area to the factory resonator box. Gently twist the fitting to break the seal rather than pulling straight back.
  5. Loosen the Throttle Body Clamp: Take your 8mm socket and loosen the factory worm-gear clamp securing the large corrugated intake tube to the throttle body.
  6. Pull the Factory Airbox: Remove the 10mm bolts securing the lower airbox to the inner fender well. Grab the entire bulky resonator and airbox assembly and pull straight up to pop it out of its lower mounting grommets. Remove it from the engine bay.

Phase 2: Installing the Cold Air Intake for Jeep Liberty (2004-2009) 3.7L Engine - Blue

  1. Prep the New Intake Tube: Press the supplied thick rubber grommet into the pre-drilled hole on your new blue intake pipe. Apply a quick spray of silicone spray lubricant to the O-ring of your factory IAT sensor. Gently push and twist the sensor into the new grommet until it is fully seated. Never force it.
  2. Mount the Silicone Coupler: Slide the provided silicone transition coupler onto your throttle body. Slip two provided hose clamps loosely over the coupler.
  3. Position the Intake Pipe: Guide the new blue aluminum pipe into the engine bay, sliding the top end into the throttle body coupler. Line up the pipe’s welded mounting bracket with the factory airbox mounting point on the fender well. Secure the bracket using a 10mm socket and the provided hardware.
  4. Secure the Clamps and Filter: Adjust the pipe so it isn’t rubbing on any metal surfaces. Tighten down both clamps at the throttle body using your 8mm socket. Slide the blue high-flow cone filter onto the end of the intake pipe and lock it down firmly with your 8mm socket.
  5. Connect the New Breather Line: Attach the provided flexible silicone breather hose from the engine CCV port to the welded nipple on your new intake pipe, completely bypassing the forum-dreaded brittle factory plastic hose. Reconnect the IAT sensor wiring harness until it clicks.
  6. ECU Calibration Startup: Reconnect the negative battery terminal using your 10mm wrench. Start the engine, but DO NOT touch the gas pedal for at least 20 seconds. Let the vehicle idle. The 3.7L ECU needs this uninterrupted time to read the new intake air volume and adjust the fuel trims accordingly.

Disclaimer: This is a general guide provided for the 2004-2009 Jeep Liberty 3.7L. Always refer to your factory service manual for exact torque specifications and safety procedures.

Warranty

All products are backed by our Limited Lifetime Warranty. We stand by our quality. [See terms]
Cold Air Intake for Jeep Liberty (2004-2009) 3.7L Engine - Blue

$139.99