

G8X M2 | M3 | M4 - S58 Downpipes
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Pickup available at 21087 Commerce Pointe Drive
Usually ready in 24 hoursIn stock! Ships within 1-2 business days.
2-Year Warranty (Defects)
Pairs well with
Track Use Only.
Upgrade to the LAB downpipes to eliminate the backpressure caused by your stock catalytic converters. By upgrading to our downpipes, your turbos can now spool faster and achieve maximum power.
30HP increase on a tuned S58 with stock turbos.
The flex pipe Section will help reduce the stress and unwanted vibration from the downpipes.
Features:
- Smooth bends for maximum airflow without any drone
- Up to 30HP increase on the stock turbos
- 3 Inch Downpipe
Fitment:
- 2023+ BMW M2 G87
- 2021+ BMW M3 G80
- 2021+ BMW M4 G82 G83(convertible)
- Fits Both RWD and AWD vehicles

G8X M2 | M3 | M4 - S58 Downpipes
We’ve got you.
Whether it’s fitment questions, order updates, or install guidance, our team’s here to make sure you get the right parts, the first time. Fast replies, real support, no runaround.
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Shipping Information
We ship fast and nationwide. Most in-stock items leave our SoCal warehouse within 1–3 business days. You'll get tracking as soon as it’s on the way. Need it quicker? Expedited options are available at checkout.
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Customer Support
Questions about your order? Our support team is here to help every step of the way. Reach us by email or DM.
Fast responses, real solutions, no bots.
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Contact Us
Whether it’s about your order, install guidance, or wholesale inquiries, don’t hesitate to reach out.
📞 Phone: +1 (949) 371-5212
📧 Email: orders@legendaryautobuilders.com
📍 Visit Us: 21087 Commerce Pointe Drive, Walnut, CA 91789We’ll always do our best to get back to you quickly and take care of you the right way.