aFe Twisted Steel Down Pipe w/ Cats 15-16 BMW M3/M4 (F80/82) L6 3.0L (Turbo) S55

If you are looking to improve performance, throttle response, and enhance the sound to your vehicle, aFe POWER Twisted Steel headers is the answer. These headers are designed to increase exhaust velocity and increase usable torque, resulting in a more aggressive throttle response and increased passing power. Tuning may be required depending on application.

This Part Fits:

Year	Make	Model	Submodel
2019-2020	BMW	M2	Competition
2015-2018	BMW	M3	Base
2015-2020	BMW	M4	Base
2019-2020	BMW	M4	CS
2016	BMW	M4	GTS