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Mishimoto 2021+ Ford Bronco 2.3/2.7L EcoBoost Expansion Tank - Polished

SKU: MISMMRT-BR-21P

Overflow and Recovery Tanks

MM Reservoir Tanks...

Mishimoto 2021+ Ford Bronco 2.3/2.7L EcoBoost Expansion Tank - Polished

SKU: MISMMRT-BR-21P

Overflow and Recovery Tanks

MM Reservoir Tanks...

A$727.59
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Mishimoto 2021+ Ford Bronco 2.3/2.7L EcoBoost Expansion Tank - Polished

The engine bay of the 2021+ Ford Bronco is a masterpiece of technological advancement with either the 2.3L or 2.7L EcoBoost engine under the hood. All clad in black, the one eyesore is the factory plastic coolant expansion tank. Plastic coolant expansion tanks are both unpleasant to look at, but more importantly, prone to fatigue and failure over time due to continuous heat cycles of hot and cold. We took it upon ourselves to solve both problems and came up with the Mishimoto Aluminum Coolant Expansion Tank. Add some style and function under the hood with one of two available finishes, polished or micro-wrinkle black. Constructed from TIG welded aluminum, this tank is tough, and will withstand all the rough roads you and your Bronco take on. You'll never have to worry about it cracking or failing like plastic, because nobody wants to end their trip in a cloud of steam. The built-in sight glass allows you to easily check your coolant levels, and the internal baffling and submerged pickup tubes ensure that coolant is kept level and you never draw air into your system, to ensure optimal performance at all times. Since we designed this tank as a direct fit replacement, installation is simple and should take less than an hour. As with all of our parts, this tank is backed by our signature Mishimoto Lifetime Warranty.

Additional Information

Engine coolant reservoir designed to store and regulate excess coolant for proper system operation. Durable construction resists heat and pressure, helping prevent leaks and maintain optimal temperature.

Part Type

Engine Coolant Reservoir


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:54:05

Data: v4.2 - Upd: 2026-11-08 17:14:34

Features

  • Fits with stock coolant expansion tank cap
  • Fully TIG-welded aluminum construction for maximum durability during repeated heat cycling
  • Stamped cold line indicator for easy reference of proper coolant level

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Description:Mishimoto 2021+ Ford Bronco 2.3/2.7L EcoBoost Expansion Tank - Polished
Install Difficulty:2
OptionLabel:Polished
Part Number:misMMRT-BR-21P
Feature 1: Direct fit for 2021+ Ford Bronco 2.3L and 2.7L EcoBoost
Feature 2: Fully TIG-welded aluminum construction for maximum durability during repeated heat cycling
Feature 3: Fits with stock coolant expansion tank cap
Feature 4: Internal baffling to keep coolant level in all conditions and reduce sloshing
Feature 5: Submerged pickup tubes to ensure no air is drawn into system under extreme driving conditions
Feature 6: Built-in sight glass allows for checking coolant level
Feature 7: Stamped cold line indicator for easy reference of proper coolant level
Feature 8: Available in polished or micro-wrinkle black powdercoat
Feature 9:Patent Pending
Feature 10: Includes Mishimoto Lifetime Warranty
TechSpec Chassis Codes:U725
TechSpec Engine Codes:2.3L EcoBoost 2.7L EcoBoost
TechSpec Height (in):8.90
TechSpec Includes:(1) Aluminum Expansion Tank w/ Sight Glass--(1) Overflow Hose Mounting Hardware--Mishimoto Lifetime Warranty
TechSpec Material:6061-Aluminum
Title:Coolant Expansion Tank, Fits 2021+ Ford Bronco 2.3L/2.7L, Polished

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Mishimoto
StreetFX SKU misMMRT-BR-21P
SFX Item ID 4051089
Accounting SKU mis-MMRT-BR-21P
Manufacturer SKU MMRT-BR-21P
Manufacturer UPC 840197711651
Alternative References MIMMMRT-BR-21P, MIO-MMRT-BR-21P, MMRT-BR-21P

21+ Ford Bronco 2.3/2.7L Expansion Tank, Polished

Mishimoto coolant reservoir tanks offer under-your-hood styling! Whether you're polishing the look of your engine bay or you just want to replace the plastic OEM tank, Mishimoto aluminum coolant reservoir tanks are your solution. These inclusive kits are delivered with a mounting bracket, hardware, and reinforced hose. Improve the aesthetics of your engine bay with polished aluminum coolant reservoir tanks from Mishimoto.

Product Attributes
BrandMishimoto
Manufacturer's Part NumberMMRT-BR-21P
Part TypeOverflow and Recovery Tanks
Product LineMishimoto Coolant Reservoir Tanks
UPC00840197711651
RecirculatingYes
Overflow Tank MaterialAluminum
Overflow Tank ColorPolished
ShapeUnique
Height (in.)8.900 in.
VentedYes
Drain Valve IncludedNo
Inlet Quantity2
Inlet AttachmentHose barb
Outlet Quantity1
Outlet AttachmentHose barb
Overflow Tank MountingBolt-in
Mounting Hardware IncludedYes
QuantitySold individually.

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