• Cold Air Intake for Jeep Wrangler TJ (2006-2008) 2.5L 4.0L Engines
  • Cold Air Intake for Jeep Wrangler TJ (2006-2008) 2.5L 4.0L Engines
  • Cold Air Intake for Jeep Wrangler TJ (2006-2008) 2.5L 4.0L Engines Default Title

Cold Air Intake for Jeep Wrangler TJ (2006-2008) 2.5L 4.0L Engines

$124.99
$124.99
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Unleash the Trail-Ready Beast: Cold Air Intake for Your Jeep Wrangler TJ’s PowerTech I4 & AMC 4.0L I6

Who It’s For: Designed specifically for dedicated Jeep Wrangler TJ owners from 2006 to 2008, whether you’re running the robust 2.5L PowerTech I4 or the legendary 4.0L AMC Inline Six engine. If you’re tired of sluggish throttle response on the trail or just want to hear that iconic engine breathe, this is your upgrade.

The Problem: Let’s be real, the factory intake on your Wrangler TJ was designed for silence and cost-effectiveness, not performance. That restrictive stock airbox and convoluted intake tract choke your PowerTech I4 or AMC 4.0L I6, especially when you need it most – climbing a steep incline, passing on the highway, or just getting up to speed. It starves the engine of the cool, dense air it craves, leading to less horsepower, less torque, and a generally less engaging driving experience. And don’t even get me started on the muted engine sound; these engines deserve to be heard!

The Solution: We engineered this cold air intake system to correct those factory design flaws for both the PowerTech I4 and the AMC 4.0L I6. By replacing the restrictive OEM components with a free-flowing T-304 aluminum induction pipe and a high-flow, washable filter, you’re allowing your engine to inhale a massive volume of colder, oxygen-rich air. The result? Instant throttle response, noticeable gains in horsepower and torque, and that deep, aggressive induction roar you’ve always wanted from your TJ.

Why This is the Ultimate Upgrade

  • Enhanced Power & Torque: You’ll feel the difference immediately, especially in the low-end, where your TJ needs it for crawling and off-road articulation. Measurable gains in both horsepower and torque mean better acceleration and less struggle over obstacles.
  • Rugged Durability & Cooling: Crafted from lightweight T-304 aluminum, this intake system isn’t just about flow; it’s built to last. It handles the rigors of off-road life and actively helps dissipate heat from the engine bay, ensuring cooler, denser air charges even under extreme conditions.
  • Simple, Direct Fit Installation: Designed as a direct bolt-on replacement, this kit includes everything you need – piping, high-flow filter, couplers, clamps, and hardware. We even throw in a pro tip: disconnect your battery for a few minutes after install to let your ECU adapt to the increased airflow for instant optimization.

Technical Specifications

Fitment 2006-2008 Jeep Wrangler TJ
Engine Family PowerTech I4 & AMC 4.0L I6
Part Numbers N/A (no specific part numbers provided in input)

Compatibility & OEM Reference

Fits the Following Vehicles:

  • 2006 Jeep Wrangler TJ
  • 2007 Jeep Wrangler TJ
  • 2008 Jeep Wrangler TJ

Interchange Part Numbers:

N/A (no specific interchange part numbers provided in input)

The Performance Promise

Buy with confidence. Backed by real automotive experts and fast shipping.

Engine Safety Rating
Difficulty 

Fitment

Make

Jeep

Engine Size
  • 2.5L
  • 4.0L

Year
  • 2006
  • 2007
  • 2008

Installation & Tools

The Wrench Time

  • Estimated Time: 45-60 Minutes
  • Difficulty: 2/10 - Basic bolt-on, but requires a delicate touch when handling aged factory sensors and brittle plastic breather lines.

Tools You Will Need

  • 10mm wrench (For the battery terminal)
  • 8mm socket or 5/16" nut driver (For hose clamps)
  • 13mm socket with 6" extension (For factory airbox bolts)
  • Small flathead screwdriver (For prying stubborn harness clips)
  • Silicone spray or soapy water (For safely seating sensors and couplers)
Mechanic’s Pro Tip (The "Gotcha"):
The Jeep 4.0L and 2.5L engines are legendary, but the under-hood plastics bake and become incredibly fragile. The forum consensus headache for this job is the CCV (Crankcase Ventilation) elbow on top of the valve cover. When removing the factory intake tube, DIYers often yank the CCV hose, snapping the brittle elbow flush off inside the valve cover. Twist the hose gently to break the seal before pulling. Also, these engines use a Speed Density system, meaning you have an IAT (Intake Air Temperature) sensor shoved into a grommet on the factory tube instead of an inline MAF. Handle this sensor like glass.

Phase 1: Removing the Factory Part from your 2006-2008 Jeep Wrangler 2.5L 4.0L

  1. Disconnect the Battery: Always start your 2006-2008 Jeep Wrangler 2.5L 4.0L intake install by disconnecting the negative battery terminal using a 10mm wrench. This prevents check engine lights and drains the ECU’s memory so it can learn the new airflow parameters.
  2. Unplug the IAT Sensor: Locate the IAT sensor plugged into the side of the factory air tube. Depress the locking tab with your thumb or a small flathead screwdriver and pull the plastic connector. Never pull by the wires.
  3. Disconnect the Breather Hose: Locate the CCV breather hose connecting the airbox tube to the valve cover. Carefully twist and pull the hose off the intake tube fitting to avoid snapping the valve cover elbow.
  4. Loosen the Throttle Body Clamp: Use an 8mm socket or 5/16" nut driver to loosen the factory hose clamp securing the intake tube to the throttle body.
  5. Extract the Factory Airbox: Grab your 13mm socket and extension to remove the factory airbox mounting bolts on the fender apron. Once unbolted, lift the entire factory airbox and tube assembly out of the engine bay as one piece.

Phase 2: Installing the Cold Air Intake

  1. Transfer the IAT Sensor: Carefully twist and pull the fragile IAT sensor out of the factory rubber grommet. Spray a tiny drop of silicone lube on the sensor body and gently push it into the supplied grommet on your new aftermarket intake tube. Ensure it sits flush.
  2. Mount the Heat Shield: Drop the new heat shield into the factory airbox location. Bolt the shield down into the OEM mounting holes using the supplied hardware and your 13mm socket. Install the provided rubber edge trim around the top of the shield.
  3. Install the Silicone Coupler: Slide the new silicone coupler over the throttle body. Place the supplied clamps over the coupler, then insert the new intake tube into the coupler. Tighten the clamps snugly using an 8mm socket, but do not overtighten and crush the tube.
  4. Connect the Filter and Lines: Slide the high-flow air filter onto the end of the tube inside the heat shield and tighten the filter clamp. Push the factory CCV hose onto the new tube’s welded fitting, and plug the IAT sensor harness back in until you hear a definitive click.
  5. First Startup Protocol: Reconnect the negative battery terminal and tighten it with your 10mm wrench. Start the Jeep, but do not touch the gas pedal for exactly 20 seconds. Let the engine idle completely untouched so the ECU can calibrate its baseline idle and Long Term Fuel Trims to the sudden rush of dense, cold air.

Disclaimer: This is a general guide provided for the 2006-2008 Jeep Wrangler 2.5L 4.0L. 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 Wrangler TJ (2006-2008) 2.5L 4.0L Engines

$124.99