Mishimoto Oil Cooler

Universal Fitment

Part #: MMOC-UH

Overview

The Mishimoto 25 Row Oil Cooler Non-Thermostatic kit is designed to provide superior oil temperature regulation for a wide range of vehicles. Proper oil cooling is essential for extending engine life and maintaining optimal performance, especially in high-stress or high-performance applications. This universal kit offers a reliable solution to reduce oil temperatures, helping to prevent oil degradation and protect your engine under demanding conditions.

Whether you are running a boosted rotary, a blown small block, or a stock engine, this oil cooler kit delivers consistent cooling efficiency. Its universal design ensures compatibility with most makes and models, making it an excellent choice for enthusiasts looking to upgrade their engine’s thermal management without the hassle of custom fabrication.

Key Features

This Mishimoto oil cooler kit combines robust construction with practical features to ensure durability and ease of installation:

• 25-row stacked-plate cooler core engineered for high fluid pressure tolerance and efficient heat dissipation
• Non-thermostatic billet anodized aluminum sandwich plate for direct oil flow to the cooler
• Includes both 3/4-16 and M20-1.5 sandwich plate adapters for broad vehicle compatibility
• Pre-assembled stainless steel braided oil lines with -10AN fittings and Dowty seals for leak-free, durable connections
• Minimal pressure loss design to maintain optimal oil flow and engine performance
• Universal fitment suitable for most vehicles, eliminating the need for custom parts
• Optional thermostatic sandwich plate available separately for enhanced temperature control in cooler climates
• Backed by the Mishimoto Limited Lifetime Warranty for peace of mind

Construction & Design

The Mishimoto 25 Row Oil Cooler kit features a high-quality stacked-plate core constructed to withstand elevated fluid pressures common in performance engines. The cooler core’s design maximizes surface area for heat exchange while minimizing pressure drop, ensuring efficient oil cooling without sacrificing flow rate.

The sandwich plate is crafted from billet aluminum and anodized for corrosion resistance and durability. This precision-machined component provides a secure mounting point for the cooler and integrates seamlessly with the included adapters to fit a wide range of engines. Stainless steel braided lines with -10AN fittings are pre-assembled to guarantee strength, flexibility, and leak-free operation under extreme conditions.

Installation & Fitment

Installation of the Mishimoto 25 Row Oil Cooler kit is straightforward, with all necessary components included for a universal fit. The kit’s sandwich plate adapters support both 3/4-16 and M20-1.5 thread sizes, covering the majority of oil filter housings found on modern engines. The pre-assembled oil lines simplify routing and connection, reducing installation time and complexity.

While designed for universal compatibility, some vehicles may require minor modifications or custom mounting solutions for the cooler core itself. This kit is ideal for enthusiasts comfortable with basic mechanical installation or professional shops looking for a reliable, off-the-shelf oil cooling solution.

What's Included

• 25-row stacked-plate oil cooler core
• Billet anodized aluminum sandwich plate (non-thermostatic)
• 3/4-16 sandwich plate adapter
• M20-1.5 sandwich plate adapter
• Pre-assembled stainless steel braided oil lines with -10AN fittings
• Dowty seals for leak-free connections
• Installation hardware and instructions

Ideal For

This Mishimoto oil cooler kit is perfect for automotive enthusiasts and racers who demand reliable oil temperature control to protect their engines. It suits a wide range of applications, from daily drivers seeking improved engine longevity to high-performance builds requiring enhanced thermal management. The universal design makes it a versatile upgrade for turbocharged, supercharged, or naturally aspirated engines across many vehicle platforms.

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.

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