Mishimoto Performance Air Intake

2018–2025 Jeep Wrangler JL / 2020–2025 Jeep Gladiator JT 3.6L V6 Pentastar

Part #: MMAI-JLP-18S

Overview

The Mishimoto Performance Air Intake is a precision-engineered upgrade designed specifically for Jeep Wrangler JL models from 2018 to 2025 and Jeep Gladiator JT models from 2020 to 2025 equipped with the 3.6L Pentastar V6 engine. This intake system enhances your Jeep’s breathing capability by significantly improving airflow over the stock setup, resulting in better throttle response, increased horsepower, and torque gains. Ideal for both off-road adventurers and daily drivers, the Mishimoto intake delivers reliable performance improvements without compromising factory fitment or ease of installation.

Built for Jeep enthusiasts who demand more power and efficiency, this intake optimizes the air path to ensure your engine receives the clean, unrestricted airflow it needs to perform at its best in a variety of driving conditions.

Key Features

This high-performance air intake combines advanced design and durable materials to deliver measurable gains and long-lasting reliability:

• Rotational-molded intake tube engineered for smooth, turbulence-free airflow
• Integrated dyno-tested resonators reduce intake noise while preserving power delivery in key RPM ranges
• Large, high-flow custom air filter increases airflow by up to 36% compared to stock
• Direct-fit design retains the factory 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 peace of mind

Filter Options

The Mishimoto Performance Air Intake offers two filter media options to accommodate various driving environments and maintenance routines:

• Oiled Filter: Maximizes airflow and filtration efficiency, ideal for dusty or off-road conditions. Requires periodic oiling during maintenance.
• Dry Washable Filter: Provides excellent airflow with easy cleaning and no oiling needed, perfect for street use and low-dust environments.

Construction & Design

The intake tube is manufactured using rotational molding technology, resulting in a smooth, durable surface that minimizes airflow turbulence and maximizes volume. This process ensures consistent wall thickness and structural strength, providing long-term durability even under harsh off-road conditions. The integrated resonator is carefully tuned to reduce intake drone, delivering a refined sound without sacrificing power.

The custom air filter features a large surface area and premium filter media designed to trap contaminants effectively while maintaining unrestricted airflow. The entire assembly fits seamlessly into the factory airbox location, preserving the Jeep’s rugged appearance and utilizing all original mounting points.

Performance & Sound

With up to 36% improved airflow over the stock intake, the Mishimoto Performance Air Intake delivers dyno-proven gains of 10.8 horsepower and 11.4 lb-ft of torque. These enhancements translate to sharper throttle response, smoother acceleration, and improved engine efficiency. The integrated resonator reduces harsh intake noise, providing a balanced, aggressive sound that complements the Jeep’s adventurous character without being intrusive.

Installation & Fitment

This intake system is a direct-fit upgrade for 2018–2025 Jeep Wrangler JL and 2020–2025 Jeep Gladiator JT models equipped with the 3.6L Pentastar engine. Installation requires no modifications to the factory airbox or mounting points and can typically be completed in under an hour using basic hand tools. This makes it an accessible upgrade for both DIY enthusiasts and professional installers seeking a clean, factory-like installation.

What's Included

• Rotational-molded intake tube with integrated resonator
• High-flow custom air filter (oiled or dry washable, based on selection)
• All necessary mounting hardware and clamps
• Detailed installation instructions

Ideal For

This Mishimoto Performance Air Intake is perfect for Jeep Wrangler JL and Gladiator JT owners who want to unlock additional power and throttle responsiveness from their 3.6L Pentastar engine without sacrificing reliability or requiring complex modifications. It is well suited for off-road enthusiasts, daily drivers, and anyone seeking a durable, high-quality intake upgrade that maintains a factory-like fit and finish.

Mishimoto is a performance cooling brand offering aluminum radiators, intercoolers, oil coolers, hoses, and supporting hardware built to manage heat on hard-driven street and track vehicles. For boosted setups and towing/off-road rigs alike, Mishimoto upgrades are designed to increase cooling capacity and reliability where factory systems can become a limitation.