Heating and Cooling› Oil and Fluid Coolers

Mishimoto

Performance Heat Exchanger

$828.00

SKU: MMHE-G80-21

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Mishimoto Performance Heat Exchanger is an advanced cooling solution designed for the 2021+ BMW G8X M2/M3/M4. This heat exchanger significantly improves cooling capacity over stock.

It features a 23 percent increase in core volume and a 44 percent increase in external fin surface area for enhanced heat transfer. The design also includes strutted tubes for durability and a dual-pass configuration for maximum cooling efficiency. The unit is constructed with aluminum end tanks and core, and CNC-machined ports for a leak-free installation.
Show original supplier description
The Mishimoto Performance Heat Exchanger is engineered as an ultimate solution to maintain optimal charge air cooling under demanding conditions for the 2021+ BMW G8X M2/M3/M4. This heat exchanger boasts a 23 percent increase in core volume, which substantially enhances its cooling capacity. Furthermore, it features a 44 percent increase in external fin surface area, leading to greater heat transfer efficiency. The design incorporates strutted tubes within the core to provide exceptional resistance against bowing and flexing during aggressive driving and cornering. Constructed with durable aluminum end tanks, core, and CNC-machined inlet and outlet ports, this heat exchanger ensures strength and longevity. The dual-pass flow configuration and louvered fin design work in tandem to vastly improve cooling performance over the stock unit. It also includes removable steel rock guards to protect the heat exchanger from road debris, preventing punctured tubes or damaged fins. This heat exchanger is compatible with both automatic and manual transmissions. Backed by the Mishimoto Lifetime Warranty, this performance heat exchanger offers peace of mind and a confident investment for your BMW G8X M3/M4.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

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Specifications

BrandMishimoto
Part NumberMMHE-G80-21
CategoryHeating and Cooling

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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