OMIX Thermostat Seal

2007–2011 Jeep Wrangler JK 3.8L V6

Part #: 17117.34

Overview

The OMIX Thermostat Seal is a precision-engineered replacement part designed specifically for Jeep Wrangler JK models from 2007 to 2011 equipped with the 3.8L V6 engine. This seal plays a critical role in maintaining the integrity of the thermostat housing, ensuring a proper seal to prevent coolant leaks and maintain optimal engine temperature regulation. Ideal for Jeep enthusiasts and mechanics looking to restore or maintain their vehicle’s cooling system, this thermostat seal meets or exceeds original equipment standards for reliable performance and durability.

Whether you are performing routine maintenance or repairing a cooling system leak, the OMIX Thermostat Seal offers a dependable solution that helps keep your Jeep running smoothly and efficiently.

Key Features

Designed with quality and fitment in mind, the OMIX Thermostat Seal delivers dependable sealing performance for your Jeep Wrangler JK’s cooling system. Key features include:

• Exact fit for 2007–2011 Jeep Wrangler JK models with 3.8L V6 engine
• Manufactured to meet or exceed OEM specifications for durability and reliability
• Prevents coolant leaks by providing a secure seal around the thermostat housing
• Compatible with replacement 195-degree thermostat (OMIX part #17106.06)
• Replaces original equipment part number 4781674AA
• Constructed from high-quality materials to withstand engine heat and pressure
• Easy to install with no modifications required
• Helps maintain proper engine operating temperature for optimal performance

Construction & Design

The OMIX Thermostat Seal is crafted from durable, heat-resistant materials engineered to endure the demanding conditions of the engine bay. Its design ensures a tight, leak-proof fit between the thermostat housing and engine block, preventing coolant loss and overheating issues. Precision molding and quality control guarantee consistent dimensions that align perfectly with factory specifications, providing peace of mind during installation and operation.

This seal’s robust construction helps resist degradation from prolonged exposure to engine coolant and temperature fluctuations, contributing to long-lasting service life and dependable engine cooling system performance.

Installation & Fitment

Installation of the OMIX Thermostat Seal is straightforward and designed to be a direct replacement for the original seal on 2007–2011 Jeep Wrangler JK 3.8L V6 engines. No special tools or modifications are necessary, making it suitable for both professional mechanics and experienced DIY enthusiasts. For best results, it is recommended to replace the thermostat seal whenever the thermostat is serviced or replaced to ensure a proper seal and prevent leaks.

This part fits precisely with the factory thermostat housing and works seamlessly with the recommended 195-degree thermostat (OMIX part #17106.06) for optimal engine temperature control.

What's Included

• One OMIX Thermostat Seal (Part #17117.34)

Ideal For

This thermostat seal is ideal for Jeep Wrangler JK owners and mechanics who require a reliable replacement part to maintain or restore the cooling system’s integrity. It is especially suited for those performing routine maintenance, thermostat replacement, or cooling system repairs on 2007–2011 Jeep Wrangler JK models with the 3.8L V6 engine.

By choosing OMIX, you ensure your vehicle benefits from parts that meet stringent quality standards, helping to preserve engine performance and prevent costly overheating issues.

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.