Mishimoto MMRT-CTR-17EMWBK Aluminum Expansion Tank for 2017-25 Honda Civic Type

Vehicle Fitment

• 2017-2025 Honda Civic Type R (FK8/FL5, 2.0L I4 Turbo)

Features

• Direct-fit aluminum expansion tank designed for high-temperature performance
• Fully welded 6061 aluminum construction for long-term durability
• Micro-wrinkle black finish enhances engine bay aesthetics
• Internal baffling maintains coolant near overflow port during spirited driving
• Clear sight glass for easy coolant level monitoring
• Includes 1.3 bar (19 psi) pressure filler cap
• Compatible with OEM mounting points and hoses
• Mishimoto Lifetime Warranty for peace of mind

Specifications

• Part Number: MMRT-CTR-17EMWBK
• Material: 6061 aluminum
• Finish: Black micro-wrinkle powder coat
• Mounting: Direct OEM-style mounting points
• Pressure Cap: 1.3 bar (19 psi) included
• Coolant Interface: Hose-inlet ready for factory routing
• Engine Type: 2.0 L I4 Turbo (K20C1)
• Chassis Codes: FK8 and FL5 Civic Type R

Included Components

• 1x Aluminum expansion tank (micro-wrinkle black)
• 1x 1.3 bar (19 psi) pressure filler cap
• 1x Coolant overflow hose
• Mishimoto Lifetime Warranty documentation

Product Description

The Mishimoto MMRT-CTR-17EMWBK Aluminum Expansion Tank is a direct-fit upgrade for the 2017-2025 Honda Civic Type R (FK8/FL5). Made from fully welded 6061 aluminum with a micro-wrinkle black finish, it replaces the OEM plastic expansion tank with a more durable and visually appealing option. Internal baffling keeps coolant near the overflow port during aggressive driving, ensuring consistent coolant levels under high cornering loads.

Installation is straightforward using the factory mounting points, and the tank comes with a 1.3 bar (19 psi) pressure filler cap and coolant overflow hose. A clear sight glass allows quick monitoring of coolant levels. This expansion tank improves both reliability and engine bay aesthetics, making it ideal for enthusiasts seeking performance and durability.