Mishimoto Ignition Coil

1999–2008 Dodge / Jeep 3.7L V6, 3.9L V6, 4.7L V8

Part #: MMIG-RAM-02

Overview

The Mishimoto Ignition Coil is a premium direct replacement ignition coil engineered specifically for select Dodge and Jeep vehicles equipped with 3.7L, 3.9L, and 4.7L V6 and V8 engines from 1999 through 2008. Designed to restore reliable spark delivery, this ignition coil addresses common issues such as engine misfires, rough idling, hard starts, and decreased fuel efficiency caused by worn or faulty factory coils.

Ideal for both stock and lightly modified vehicles, the Mishimoto Ignition Coil ensures consistent combustion performance, improving engine startup reliability and smoothness. It provides a solid foundation for drivers looking to maintain optimal engine operation or prepare their ignition system for future performance upgrades.

Key Features

Built to meet or exceed OEM specifications, the Mishimoto Ignition Coil combines durability and performance to deliver dependable ignition power. Key features include:

• Direct-fit replacement for worn or defective factory ignition coils
• Engineered and tested to meet or exceed OEM Dodge and Jeep performance standards
• Delivers a strong, consistent spark for improved combustion efficiency
• Enhances engine startup reliability and reduces rough idling
• Helps restore fuel economy by preventing misfires and incomplete combustion
• Compatible with stock and mildly modified ignition systems
• Durable construction designed to withstand heat, moisture, and vibration typical in engine bays
• Backed by Mishimoto’s Lifetime Warranty for long-term peace of mind

Construction & Design

The Mishimoto Ignition Coil is crafted from high-quality materials to ensure long-lasting performance under demanding engine conditions. Its robust housing protects sensitive internal components from heat, moisture, and vibration, common challenges in the engine compartment. The coil’s internal windings and insulation are precisely engineered to maximize voltage transfer to the spark plugs, minimizing energy loss and ensuring consistent spark delivery.

This meticulous design promotes smooth engine operation, reduces the risk of misfires, and contributes to the longevity of your ignition system.

Installation & Fitment

Installation is straightforward and requires no modifications, as the Mishimoto Ignition Coil is designed for a direct bolt-on replacement. It fits a wide range of vehicles, including:

• Jeep Grand Cherokee (1999–2007) 4.7L V8 and 3.7L V6
• Jeep Commander (2006–2008) 4.7L V8
• Dodge Dakota (2000–2007) 4.7L V8 and (2005–2008) 3.7L V6
• Dodge Durango (2000–2007) 4.7L V8
• Dodge Ram 1500 (2002–2008) 3.7L V6, (2002) 3.9L V6, and (2002–2007) 4.7L V8

Simply remove the old ignition coil and install the Mishimoto unit in its place, ensuring all electrical connections are secure. For optimal results, it is recommended to replace spark plugs simultaneously to fully refresh the ignition system.

What's Included

• One Mishimoto Ignition Coil (Part # MMIG-RAM-02)
• Installation instructions
• Mishimoto Lifetime Warranty documentation

Ideal For

This ignition coil is perfect for vehicle owners seeking to restore factory-level ignition performance or prepare their engine for future upgrades. It is especially suited for those experiencing engine misfires, rough idling, hard starts, or decreased fuel efficiency due to aging or faulty ignition coils. Enthusiasts maintaining stock or lightly modified Dodge and Jeep trucks and SUVs will find this coil a reliable and cost-effective solution to maintain smooth and efficient engine operation.

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.