Mishimoto Air Intake
2018–2022 Jeep Wrangler JL / Gladiator 3.6L Pentastar
MMAI-JLP-18S
Overview:
The Mishimoto Air Intake for 2018 and newer Jeep Wrangler JL and Gladiator models equipped with the 3.6L Pentastar engine is engineered to enhance your vehicle’s breathing capability and overall performance. Designed for Jeep enthusiasts who demand more power and efficiency from their off-road and daily drivers, this intake system improves airflow significantly over the stock setup. Whether you’re tackling rugged trails or cruising on the highway, this intake ensures your engine receives the air it needs to perform at its best.
By optimizing the air intake path, the Mishimoto system supports better throttle response and increased horsepower and torque, making it an essential upgrade for those looking to maximize their Jeep’s potential without sacrificing reliability or ease of installation.
Key Features:
This performance air intake combines advanced engineering and quality materials to deliver measurable gains and durability:
- Precision-engineered rotational-molded intake tube for smooth airflow
- Integrated dyno-tested resonators to reduce intake noise and maintain power in the optimal RPM range
- Large, high-flow custom air filter designed to increase airflow by up to 36% compared to stock
- Direct-fit design retaining the stock lower airbox and mounting points for hassle-free installation
- Dyno-proven performance gains of up to 10.8 horsepower and 11.4 lb-ft of torque
- Available with either an oiled or dry washable filter to suit different environments and maintenance preferences
- Backed by Mishimoto’s Lifetime Warranty for long-term peace of mind
Filter Options
The Mishimoto Air Intake is offered with two filter media options to accommodate various driving conditions and maintenance preferences:
- Oiled Filter: Provides maximum airflow and filtration efficiency, ideal for off-road and dusty environments. Requires periodic oiling during maintenance.
- Dry Washable Filter: Offers excellent airflow with easy cleaning and no need for oiling, perfect for street use and low-dust conditions.
Construction & Design:
The intake tube is crafted using rotational molding technology, resulting in a smooth, durable surface that minimizes airflow turbulence and maximizes volume. This manufacturing process ensures consistent wall thickness and strength, providing long-lasting reliability even under harsh conditions. The integrated resonator is carefully tuned to reduce intake drone while preserving power delivery in the most useful RPM ranges.
The custom air filter features a large surface area and high-quality filter media to trap contaminants effectively without restricting airflow. The entire assembly is designed to fit seamlessly into the factory airbox location, maintaining the Jeep’s rugged aesthetic and factory mounting points.
Performance & Sound
With up to 36% better airflow than the stock intake, the Mishimoto Air Intake delivers dyno-proven gains of 10.8 horsepower and 11.4 lb-ft of torque. These improvements translate to enhanced throttle response, smoother acceleration, and improved engine efficiency. The integrated resonator reduces harsh intake noise, providing a refined yet aggressive sound that complements the Jeep’s adventurous character.
Installation & Fitment:
This intake system is designed as a direct-fit upgrade for 2018 to 2021 Jeep Wrangler JL and 2020 to 2022 Jeep Gladiator models equipped with the 3.6L Pentastar engine. Installation is straightforward, requiring no modifications to the vehicle’s factory airbox or mounting points. Most users can complete the installation with basic hand tools in under an hour, making it an accessible upgrade for both DIY enthusiasts and professional installers.
What's Included:
- Rotational-molded intake tube with integrated resonator
- High-flow custom air filter (oiled or dry washable, depending on selection)
- All necessary mounting hardware and clamps
- Detailed installation instructions
Ideal For:
This Mishimoto Air Intake is ideal for Jeep Wrangler JL and Gladiator owners seeking improved engine performance, better throttle response, and enhanced airflow without compromising reliability or requiring complex modifications. It suits off-road enthusiasts, daily drivers, and anyone looking to unlock additional power from their 3.6L Pentastar engine while maintaining a factory-like fit and finish.
