Mishimoto Oil Cooler Kit

2023–2024 Toyota GR Corolla 1.6L Turbo 3-Cylinder

MMOC-GRC-23TSL

Overview:

The Mishimoto Oil Cooler Kit is engineered specifically for the 2023–2024 Toyota GR Corolla, a high-performance hatchback that blends everyday practicality with track-ready capability. Designed to address the elevated oil temperatures generated by the GR Corolla’s potent 1.6L turbocharged 3-cylinder engine, this kit ensures your engine oil remains within optimal temperature ranges during spirited driving or extended track sessions.

With the GR Corolla producing nearly 100 horsepower per cylinder, the engine’s oiling system endures significant thermal stress. Mishimoto’s oil cooler kit reduces oil temperatures by an average of 13 degrees, enhancing engine reliability and performance longevity. This kit is ideal for enthusiasts who demand consistent engine cooling without sacrificing daily drivability.

Key Features:

Built to meet the rigorous demands of the Gazoo Racing spirit, the Mishimoto Oil Cooler Kit offers a comprehensive solution to oil temperature management:

• Dual-pass 14-row bar-and-plate oil cooler for superior heat dissipation
• Direct-fit mounting brackets position the cooler in the upper grille for maximum airflow
• Increases oil capacity by 0.76 quarts to improve cooling efficiency and oil volume
• Pre-assembled black nylon-sheathed -10AN braided stainless-steel oil lines for durability and ease of installation
• Thermostatic oil filter sandwich plate option for daily driving and cold climates
• Non-thermostatic sandwich plate option available for dedicated track use or hot environments
• Dyno-proven to reduce oil temperatures by an average of 13 degrees Fahrenheit
• Backed by Mishimoto’s Lifetime Warranty for long-term peace of mind

Construction & Design:

The oil cooler features a robust bar-and-plate design constructed from high-quality aluminum, ensuring excellent thermal conductivity and resistance to corrosion. The 14-row configuration maximizes surface area for heat exchange while maintaining a compact footprint suitable for the GR Corolla’s front grille area. The braided stainless-steel lines are reinforced with a nylon sheath to resist abrasion, heat, and chemical exposure, guaranteeing reliable oil flow under demanding conditions.

Direct-fit brackets are precision-engineered for a seamless installation that maintains factory aesthetics and airflow dynamics. The thermostatic sandwich plate incorporates a temperature-sensitive valve that regulates oil flow to the cooler, optimizing warm-up times and preventing overcooling in colder climates.

Installation & Fitment:

This oil cooler kit is designed for a straightforward installation on 2023–2024 Toyota GR Corolla models equipped with the 1.6L turbocharged engine. The kit mounts securely in the upper grille area using included direct-fit brackets, requiring no permanent modifications to the vehicle’s bodywork. Pre-assembled oil lines simplify the plumbing process, reducing installation time and minimizing the risk of leaks.

Both thermostatic and non-thermostatic sandwich plate options are included to accommodate different driving environments and preferences. Professional installation is recommended to ensure proper integration with the vehicle’s oiling system and to maintain warranty coverage.

What's Included:

• 14-row dual-pass bar-and-plate oil cooler
• Direct-fit mounting brackets for upper grille installation
• Pre-assembled black nylon-sheathed -10AN braided stainless-steel oil lines
• Thermostatic oil filter sandwich plate
• Non-thermostatic oil filter sandwich plate
• All necessary hardware and fittings for installation
• Detailed installation instructions

Ideal For:

This Mishimoto Oil Cooler Kit is perfect for GR Corolla owners who regularly push their vehicles on the track, engage in spirited driving, or live in warmer climates where oil temperatures can spike. It is also well-suited for daily drivers seeking enhanced engine protection and longevity through improved oil temperature management. Whether you are a weekend racer or an enthusiast looking to maximize your GR Corolla’s performance potential, this kit provides reliable cooling support to keep your engine running cooler and stronger.

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.