Mishimoto MMHE-F80-15 Performance Heat Exchanger for 2015-20 BMW F8X M2/M3

Vehicle Fitment

• 2015-2018 BMW M3 (F80; S55 3.0L I6 Twin-Turbo, RWD)
• 2015-2020 BMW M4 (F82/F83; S55 3.0L I6 Twin-Turbo, RWD)
• 2019-2020 BMW M2 Competition (F87; S55 3.0L I6 Twin-Turbo, RWD)

Features

• High-performance heat exchanger engineered to improve intercooler heat rejection
• Direct OEM-style fitment for F8X BMW cooling stacks
• Dual-pass core design for maximum coolant heat transfer efficiency
• Significant increase in core volume and external fin surface area
• Durable TIG-welded full aluminum construction
• Includes stainless-steel stone guard to protect core from debris
• Variable fin-pitch design improves airflow to the DCT cooler
• Mishimoto Lifetime Warranty for long-term reliability

Specifications

• Part Number: MMHE-F80-15
• Material: Full aluminum, TIG-welded core and end tanks
• Core Type: Dual-pass intercooler heat exchanger
• Core Volume Increase: ~60% over stock
• Fin Surface Area Increase: ~180% over stock
• Coolant Capacity Increase: ~0.6 gal (2.3 L)
• Air-to-water intercooler system upgrade component
• Drivetrain: RWD

Included Components

• 1x Performance heat exchanger
• 1x Stainless-steel stone guard
• 1x Magnetic drain plug
• Mounting hardware kit
• Mishimoto Lifetime Warranty documentation

Product Description

The Mishimoto MMHE-F80-15 Performance Heat Exchanger is a direct-fit intercooler cooling upgrade designed for the 2015-2020 BMW F8X lineup, including the M3 (F80), M4 (F82/F83), and M2 Competition (F87) powered by the S55 3.0 L twin-turbo inline-6 engine. Engineered to replace the restrictive stock heat exchanger in the intercooler system, this high-flow unit increases core volume by approximately 60 % and external fin surface area by roughly 180 %, resulting in improved heat rejection and lower global intercooler coolant temperatures under load. Dual-pass cooling and variable fin-pitch design help optimize airflow and thermal performance for spirited driving and track use.

Built from full TIG-welded aluminum with robust construction, the MMHE-F80-15 also includes a stainless-steel stone guard to protect the core from road debris. Installation bolts directly into the factory cooling setup without modification, making it an excellent upgrade for enthusiasts seeking to enhance heat management, reduce heat soak, and maintain more consistent performance in high-stress conditions. Backed by Mishimoto's Lifetime Warranty, this performance heat exchanger delivers durable and reliable thermal management for your high-output BMW performance car.