Cold Air Intake Kit | 4.0L | Jeep Wrangler TJ 4WD (1997-2006)

Engineered for the 4.0L Jeep Wrangler TJ 4WD (1997–2006), the Rough Country Cold Air Intake Kit unlocks real-world performance by delivering cooler, denser air to your engine. Designed for both daily driving and off-road adventures, it relocates the air filter away from the hot engine bay for more efficient breathing and lasting performance.

• Fits 1997–2006 TJ 4.0L 4WD: Precisely engineered to match the Jeep Wrangler TJ platform and 4.0L engine for a seamless fit.
• Relocated air filter: Moves the air intake away from heat-soaked components for cooler, denser air and more consistent performance.
• High-flow cylindrical intake tube: Large-diameter design delivers improved airflow over the stock air box.
• Premium reusable air filter: Easy to clean and long-lasting, reducing ongoing maintenance costs.
• Bolt-on installation: Quick, tool-friendly fitment with no extensive modifications required.
• Durable construction: Built to withstand daily driving and off-road conditions without compromise.
• Limited Lifetime Warranty: Peace of mind with protection for the life of the vehicle.
• Engine protection: Effective filtration helps shield the engine from harmful particles and debris.

By pulling cooler, denser air into your 4.0L engine, this cold air intake enhances throttle response and power across a range of driving scenarios—from steady highway accelerations to steep off-road climbs. Relocating the filter away from heat-rich areas reduces intake temperatures, promoting more efficient combustion and consistent performance even under demanding conditions. The reusable filter lowers maintenance costs and waste, while the straightforward bolt-on installation gets you back behind the wheel quickly. Backed by a limited lifetime warranty, this upgrade supports dependable performance for daily commutes, weekend adventures, and everything in between.