The Mishimoto MMRP-F80SD-DIF Skid Plate Replacement Diffuser is designed for use with the 2015–2020 BMW F80 M3 and M4 Skid Plate. This purpose-built diffuser helps create a low-pressure zone behind the oil cooler, encouraging airflow evacuation and supporting improved cooling performance during demanding street or track driving. It is engineered as a direct companion component for the Mishimoto BMW F80 M3/M4 skid plate system.
Constructed for reliable performance, the diffuser supports efficient underbody airflow management without compromising practical serviceability. Its removable design allows you to quickly take it off when additional ground clearance is needed, making it a versatile solution for lowered vehicles, steep driveways, transport, or other situations where underbody clearance is a concern. The component is designed to provide durable operation across a wide range of automotive applications.
The Mishimoto replacement diffuser is compatible with select 2015–2020 BMW F80 M3 and M4 applications and is backed by the Mishimoto Lifetime Warranty for added confidence. Confirm vehicle and skid plate compatibility before installation to ensure proper fitment and intended cooling performance.
Features:
- Creates a low-pressure zone behind the oil cooler to help evacuate air and improve cooling
- Designed for use with the Mishimoto 2015–2020 BMW F80 M3/M4 Skid Plate
- Easily removable when additional ground clearance is needed
- Engineered for durable, efficient, and reliable operation
- Backed by the Mishimoto Lifetime Warranty
Fitment:
2015 BMW M3 Base
2015 BMW M4 Base
2016 BMW M3 Base
2016 BMW M4 Base
2016 BMW M4 GTS
2017 BMW M3 Base
2017 BMW M4 Base
2018 BMW M3 Base
2018 BMW M4 Base
2019 BMW M4 Base
2019 BMW M4 CS
2020 BMW M4 Base
2020 BMW M4 CS