Mishimoto Silicone Radiator Hose Kit

1997–2006 Jeep Wrangler 4.0L I6

Part #: MMHOSE-WR6-97RD

Overview

The Mishimoto Silicone Radiator Hose Kit in vibrant red is a premium cooling system upgrade designed specifically for Jeep Wrangler models equipped with the 4.0-liter inline 6-cylinder engine from 1997 through 2006. This kit replaces the factory rubber radiator hoses with high-quality silicone hoses that maintain exact OEM fitment while delivering superior durability and heat resistance. Ideal for Jeep enthusiasts looking to enhance their vehicle’s reliability and engine bay aesthetics, this hose kit offers a direct-fit solution that withstands the rigors of off-road driving and extreme temperatures.

Whether restoring a classic Wrangler or upgrading for improved performance under demanding conditions, Mishimoto’s silicone hoses provide a dependable, long-lasting alternative to standard rubber hoses, reducing the risk of premature failure and coolant leaks.

Key Features

Engineered for durability and performance, the Mishimoto Silicone Radiator Hose Kit offers the following benefits:

• Constructed from high-grade silicone reinforced with heat-resistant embedded fibers for enhanced strength and longevity
• Exact OEM fitment ensures a seamless, direct replacement without the need for modifications
• Striking red color adds a custom, eye-catching look to the engine bay
• Withstands temperatures up to 330°F, minimizing the risk of hose failure due to heat stress
• Improved pressure tolerance compared to factory rubber hoses, supporting reliable coolant flow under demanding conditions
• Resistant to cracking, swelling, and deterioration caused by coolant, oil, and environmental exposure
• Compatible with multiple Jeep Wrangler trims including Sport, Sahara, Rubicon, SE, Unlimited, and Anniversary Edition
• Fits various transmission configurations such as 32RH, 42RLE, AX15, AX5, NSG370, NV3500, and NV3550

Construction & Design

Mishimoto’s silicone hose kit is crafted from premium silicone rubber reinforced with embedded heat-resistant fibers, providing exceptional flexibility and strength. This advanced construction allows the hoses to endure extreme temperatures and pressures commonly encountered in off-road and high-performance driving scenarios. The silicone material also offers excellent resistance to automotive fluids including oil and coolant, preventing premature wear, leaks, and hose failure.

Each hose is precision-molded to replicate the exact dimensions and contours of the original equipment, ensuring a perfect fit and reliable sealing for optimal cooling system performance.

Installation & Fitment

The Mishimoto Silicone Radiator Hose Kit is designed for straightforward, hassle-free installation. It directly replaces the factory radiator hoses on Jeep Wrangler 4.0L 6-cylinder models from 1997 to 2006 without requiring any special tools or modifications. This makes it an excellent upgrade for both DIY enthusiasts and professional mechanics.

The kit is compatible with a wide range of Jeep Wrangler trims and transmission types, ensuring broad fitment coverage and versatility across multiple model years and configurations.

What's Included

• Complete set of front and rear radiator hoses for Jeep Wrangler 4.0L 6-cylinder (1997–2006)
• All necessary clamps and fittings for secure, leak-free installation
• Installation instructions for reference and guidance

Ideal For

This silicone hose kit is perfect for Jeep Wrangler owners seeking to improve their vehicle’s cooling system reliability and engine bay appearance. It is especially suited for those who frequently drive in harsh environments such as off-road trails, hot climates, or heavy-duty applications where factory rubber hoses may deteriorate prematurely. Additionally, Jeep enthusiasts restoring or customizing their Wrangler will appreciate the bold red finish that adds a distinctive and sporty touch under the hood.

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.