F97/F98 BMW X3M | X4M - S58 Downpipes

The LAB Performance Downpipes for BMW F97 X3M | F98 X4M (Track Use Only)

Unlock the full potential of your BMW X3M or X4M with The LAB’s Performance Downpipes. By eliminating the backpressure caused by stock catalytic converters, these downpipes allow your S58 turbos to spool faster and achieve maximum power output.

Key Features:

✔ Smooth bends for maximum airflow with no drone
✔ Up to 30HP increase on stock turbos with a tune
✔ 3-inch diameter for unrestricted exhaust flow
✔ Flex pipe section to reduce stress and unwanted vibration

Fitment:

✔ 2022+ BMW F97 X3M
✔ 2022+ BMW F98 X4M

Upgrade your BMW’s performance with The LAB’s high-flow downpipes—engineered for speed, power, and precision.