OMIX Spark Plug

2007–2018 Jeep Wrangler / 2005–2010 Jeep Grand Cherokee 3.8L

Part #: 17248.11

Overview

The OMIX Spark Plug is a direct replacement part engineered specifically for Jeep vehicles equipped with the 3.8L engine, including the 2007–2018 Jeep Wrangler and the 2005–2010 Jeep Grand Cherokee. Designed to meet or exceed original equipment manufacturer (OEM) specifications, this spark plug ensures reliable ignition and optimal engine performance. Whether you are maintaining your daily driver or preparing your Jeep for off-road adventures, these spark plugs provide consistent starts and efficient fuel combustion to keep your engine running smoothly.

Sold individually, it is recommended to replace all six spark plugs in your engine simultaneously to maintain balanced performance and fuel efficiency. Backed by a limited 5-year warranty, the OMIX spark plug offers peace of mind and durability for long-term use.

Key Features

OMIX spark plugs deliver dependable performance through quality construction and precise engineering. Key features include:

• OE-style fitment ensures a perfect, direct replacement for 3.8L Jeep Wrangler and Grand Cherokee engines
• Manufactured to meet or exceed factory specifications for ignition reliability
• Optimized electrode design promotes efficient fuel combustion and smooth engine starts
• Durable construction resists fouling and wear for extended service life
• Sold individually; six plugs required per vehicle for complete replacement
• Compatible with 2007–2018 Jeep Wrangler JK models and 2005–2010 Jeep Grand Cherokee
• Backed by a limited 5-year warranty for added confidence

Construction & Design

The OMIX spark plug is crafted with high-quality materials to withstand the demanding conditions of Jeep engines. Its robust electrode and insulator design provide consistent spark delivery and resist carbon buildup, ensuring reliable ignition over time. The plug’s precise threading and sealing surfaces guarantee a secure fit that prevents compression leaks and maintains optimal engine performance. This durable construction helps maintain engine efficiency and reduces the risk of misfires or rough idling.

Installation & Fitment

Installation of the OMIX spark plug is straightforward and requires no modifications. Designed as a direct OE replacement, it fits perfectly into the 3.8L engines of the 2007–2018 Jeep Wrangler and 2005–2010 Jeep Grand Cherokee models. For best results, replace all six spark plugs at the same time to ensure balanced engine operation. Proper torque specifications should be followed during installation to avoid damage and ensure a secure seal.

What's Included

• One OMIX Spark Plug (Part #17248.11)

Ideal For

This spark plug is ideal for Jeep owners seeking a reliable, OEM-quality replacement part for their 3.8L engine. Whether you are performing routine maintenance or restoring your Jeep’s ignition system, the OMIX spark plug delivers dependable performance and durability. It is well suited for daily drivers, off-road enthusiasts, and anyone looking to maintain or improve engine efficiency and reliability in their Jeep Wrangler JK or Grand Cherokee.

OMIX specializes in replacement and restoration parts for Jeep and Willys platforms, covering everything from body and electrical components to suspension and drivetrain hardware. It’s a go-to source for keeping older Jeeps on the road (and on the trail), especially when you need dependable fitment for repairs, rebuilds, or refresh projects.