Mishimoto Silicone Upper Radiator Hose

1971–1982 Dodge B300, CB300, Challenger, Charger, D300, Magnum, Ramcharger, W300, W300 Pickup, Plymouth PB300

MMHOSE-GM-25U

Overview:

The Mishimoto Silicone Upper Radiator Hose is a premium replacement designed specifically for classic Dodge and Plymouth trucks and muscle cars from the early 1970s through the early 1980s. This hose offers a significant upgrade over the original rubber hoses, delivering enhanced durability, heat resistance, and reliability for your vehicle’s cooling system. Whether you’re restoring a Dodge Charger, Ramcharger, or Plymouth PB300, this hose ensures your engine stays cool under demanding conditions while adding a clean, professional look under the hood.

Engineered for enthusiasts who demand both performance and longevity, the Mishimoto silicone hose is ideal for classic vehicle owners who want to maintain or improve their cooling system’s efficiency without compromising on style or quality.

Key Features:

Built to meet the rigorous demands of vintage Dodge and Plymouth vehicles, this upper radiator hose offers the following benefits:

• Direct fitment for Dodge B300 (1979–1980), CB300 (1979), Challenger (1971–1974), Charger (1975–1978), D300 (1975–1980), Magnum (1978), Ramcharger (1975–1982), W300 (1975–1980), W300 Pickup (1972), and Plymouth PB300 (1979–1980)
• Constructed from five layers of high-grade silicone reinforced with heat-resistant embedded fibers for superior durability
• Exceptional resistance to heat, pressure, and aging compared to traditional rubber hoses
• Includes two high-quality worm-gear clamps for secure and easy installation
• Finished in sleek black silicone for a clean, professional appearance under the hood
• Designed to maintain flexibility and shape even under extreme temperature fluctuations
• Backed by the Mishimoto Lifetime Warranty, ensuring long-term peace of mind

Construction & Design:

The Mishimoto Silicone Upper Radiator Hose is engineered with a multi-layer silicone construction that incorporates embedded heat-resistant fibers. This design provides outstanding resistance to cracking, swelling, and deterioration that commonly affect rubber hoses over time. The silicone material maintains its integrity under high heat and pressure, making it ideal for classic vehicles that may experience demanding driving conditions or extended periods of idling.

Every hose is precision molded to match the exact dimensions and bends of the original equipment, ensuring a perfect fit without the need for modifications. The smooth interior surface promotes efficient coolant flow, helping to maintain optimal engine temperatures and prevent overheating.

Installation & Fitment:

Installation is straightforward thanks to the direct OEM-style fitment and included worm-gear clamps. The hose is designed to replace the factory upper radiator hose on the specified Dodge and Plymouth models without any cutting, trimming, or additional adapters. Simply remove the old hose, position the Mishimoto silicone hose in place, and secure it with the provided clamps for a tight, leak-free seal.

This hose is compatible with the following vehicles:

• Dodge B300 (1979–1980)
• Dodge CB300 (1979)
• Dodge Challenger (1971–1974)
• Dodge Charger (1975–1978)
• Dodge D300 (1975–1980)
• Dodge Magnum (1978)
• Dodge Ramcharger (1975–1982)
• Dodge W300 (1975–1980)
• Dodge W300 Pickup (1972)
• Plymouth PB300 (1979–1980)

What's Included:

• One Mishimoto Silicone Upper Radiator Hose
• Two high-quality worm-gear clamps for secure installation
• Mishimoto Lifetime Warranty documentation

Ideal For:

This silicone upper radiator hose is perfect for classic Dodge and Plymouth truck and muscle car owners who want to upgrade their cooling system with a reliable, long-lasting component. It is especially suited for restorers, weekend cruisers, and show car enthusiasts seeking an OEM-quality replacement that enhances both performance and appearance. If you want to avoid the common issues of rubber hoses such as cracking, swelling, and premature failure, this Mishimoto hose is an excellent investment for maintaining your vehicle’s cooling efficiency and engine health.

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.