Frequently asked questions

Every product page lists the supported platform and chassis — for example B58 G-series, or S58 for the G80/G82/G83 M3 and M4 and G87 M2. Match that to your engine and chassis code and you are set. Not sure which platform your car runs? Send us a message with your model and year and we will confirm fitment before you order.

The B58 is the single-turbo inline-six found in 40i models, while the S58 is the M-division twin-turbo engine in the current M3, M4, and M2. Parts are engineered per platform and are not interchangeable, so always buy for your specific engine.

Yes — our bolt-on parts install on a stock vehicle without permanent modification. To unlock the full performance gains from parts like downpipes and intercoolers, we recommend pairing them with an appropriate tune.

Shipping is free on all orders over $500. For orders below that, the exact rate is calculated at checkout based on your address and the size of the items in your cart.

Standard shipping takes 3-5 business days. As soon as your order ships you will receive an email with tracking details. You can also check the status of any order at any time from the order history in your account.

You can request a return within 15 days of delivery. Change-of-mind returns must be unused, uninstalled, and include the original packaging and hardware.

Contact our team with your order number before sending anything back. We will confirm the return and walk you through the next steps.

For change-of-mind returns, the customer covers return shipping. If we sent the wrong item or the product arrives defective, DRVN covers the return shipping.