VRSF Downpipe, BMW B58-engine, X3 M40iX and X4 M40iX models.

VRSF upgraded downpipe offers an instant relief to the exhaust gas flow.

In turbocharged engine the first metre of exhaust is the most critical. This should be your first piece to upgrade when tuning your engines performance, less backpressure, lower exhaust temperature and more flow.

Please check your local emission regulations, this product is not E-certified.

• Bolt-on fitment, fits also original exhaust system
• Available as de-cat or with 200CPI HFC
• TIG-welded 4.5 inch 304 grade stainless steel.
• Manufacturer claims gains up to 25-30hp in tuned engine
• VRSF lifetime warranty, 1 year for high flow catalytic

Confirmed fitment for following models:
2017 – 2020 G01 BMW X3 M40iX xDrive
2017 – 2020 G02 BMW X4 M40iX xDrive


Most common BMW downpipes are typically stocked at our warehouse in Finland. In case the item is currently out of stock we receive weekly shipments from the manufacturer. Typical delivery time for out-of-stock items is between 7-14days.