Mishimoto MMRT-MUS-24P Aluminum Coolant Expansion Tank for 2024+ Ford Mustang

Vehicle Fitment

• 2024-present Ford Mustang (GT & EcoBoost, V8 or 2.3L/2.3L4) - verify variant before installation.

Features

• All-aluminum expansion tank construction prevents yellowing, cracking or leaking over time.
• Polished finish version offers premium under-hood appearance and excellent corrosion resistance.
• Increased coolant capacity (~55% over stock) improves heat dissipation and reduces thermal load.
• Internal baffles prevent air from entering the cooling system during aggressive driving or cornering.
• High-visibility sight tube and clearly stamped minimum/maximum fill lines enable quick coolant level checks.
• Designed for direct-fit installation using factory mounting location and hoses - no major modifications required.
• Ideal upgrade for performance builds, track use, or high-load driving demands.
• Includes Mishimoto lifetime limited warranty for peace of mind ownership.

Specifications

• Part Number: MMRT-MUS-24P
• Material: 100% aluminum
• Finish: Polished aluminum
• Application: 2024+ Ford Mustang (GT & EcoBoost) - all trims unless otherwise specified

Included Components

• 1x Aluminum coolant expansion tank (polished finish) with bracket and required hose fittings

Product Description

The Mishimoto MMRT-MUS-24P coolant expansion tank is designed for the 2024 and newer Ford Mustang platforms and provides a robust upgrade over the factory plastic reservoir. Constructed entirely from aluminum and finished in polished styling, it enhances both durability and engine-bay aesthetics.

With approximately 55 % greater coolant capacity compared to stock and built-in internal baffles to prevent air from entering the cooling system during aggressive maneuvers, this tank is ideal for performance and track use. The polished finish adds a premium look, while sight tube and stamped fill lines ensure easy monitoring of coolant levels at a glance. Installation is straightforward, using the stock mounting location and hoses with minimal modification.

Before purchase, confirm that your vehicle is a 2024 or newer Ford Mustang and check for any special edition or variant differences. While this kit is engineered for the 2024+ Mustang, always verify correct fitment for your specific engine and trim.