

G8X M3 | M4 Titanium Single Exit Midpipe with Brace
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LAB G8X M3 | M4 Titanium Single Midpipe
📦 IN STOCK IN CALIFORNIA — Ships in 1–2 Business Days
🏁 Engineered for Performance. Built for Precision.
Unleash the true voice of the S58 with the LAB Titanium Single Midpipe for the BMW G8X M3 and M4. Designed to replace the restrictive factory mid-section, this system delivers a dramatically deeper, more aggressive exhaust note while reducing weight and improving overall exhaust flow.
Constructed from lightweight, high-grade titanium, this midpipe transforms both sound and performance—without unnecessary bulk or compromise.
WHY TITANIUM MATTERS
Significant Weight Reduction
Titanium is substantially lighter than stainless steel, reducing overall exhaust mass where it matters most.
Superior Heat Resistance
Withstands extreme exhaust temperatures while maintaining strength and consistency under spirited driving.
Sharper, Cleaner Exhaust Tone
Titanium produces a crisper, more refined sound character—deep at low RPMs and aggressive under throttle.
Motorsport-Level Durability
Built to handle track abuse, high RPMs, and long-term performance driving.
PERFORMANCE HIGHLIGHTS
3.5” High-Flow Single Midpipe
Optimized diameter increases exhaust flow, allowing the S58 engine to breathe freely and respond faster.
Deeper, More Aggressive Sound Profile
Eliminates the muted factory tone and replaces it with a commanding growl that turns heads without excessive rasp.
Stepped Brace with Laser-Cut LAB Logo
Ensures rigidity, precise alignment, and adds a premium motorsport aesthetic underneath the vehicle.
OEM-Style Bolt-On Fitment
Designed for a straightforward installation using factory mounting points. No cutting or permanent modification required.
VEHICLE APPLICATION
✔ BMW G80 M3 (2021+)
✔ BMW G82 M4 (2021+)
PLEASE NOTE
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Professional installation is recommended
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Designed to pair perfectly with both stock and aftermarket exhaust components
Lighter. Louder. Sharper.
The LAB Titanium Single Midpipe delivers race-inspired sound and performance for drivers who want their G8X to feel as aggressive as it looks.

G8X M3 | M4 Titanium Single Exit Midpipe with Brace
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.

FreshhKiicks Install
When it comes to proper builds, FreshhKiicks knows what is takes to stand out. That's why he chose to go with LAB parts for his LCI X3M.
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FAQs
Do you offer financing or payment plans?
Yes. At checkout, you can use Shop Pay Installments or Affirm to split your purchase into easy monthly payments. Financing options, including potential 0% interest plans, are shown during checkout and are subject to approval.
Will this part fit my BMW?
Yes. Every product we sell is verified for specific BMW models and chassis. If you want extra peace of mind, you can send us your model, year, or VIN and our team will personally confirm fitment before you order. BMW fitment accuracy is a priority at Legendary Auto Builders.
Are your parts OEM-quality or aftermarket replicas?
We only carry high-quality aftermarket parts that meet or exceed OEM standards. Each product page clearly outlines materials, construction, and finish so you know exactly what you’re getting. We do not sell low-grade replicas or poorly made components.
Where do you ship from and how long does shipping take?
Most in-stock orders ship from our California warehouse within 1–2 business days. Standard U.S. delivery typically takes 3–7 business days depending on location. Made-to-order or specialty items may require additional production time, which is always noted on the product page.
Can I install this myself, or do I need a professional?
Many of our products are designed for direct bolt-on installation and can be installed at home with basic tools. For more complex parts—such as aero components or performance upgrades—we recommend professional installation for best results. If you have questions about install difficulty, just reach out.
What happens if the part doesn’t fit my vehicle?
If there’s a fitment issue due to an error on our end, we’ll make it right. Our team will help resolve the issue quickly, whether that means an exchange or another solution. Fitment accuracy matters to us, and we stand behind the products we sell.
Are your products tested for quality and durability?
Yes. All products go through quality checks and are sourced from trusted manufacturers. We work closely with suppliers and installers to ensure every part meets our performance and durability standards before it ever reaches your car.
Do your products come with a warranty?
Most items include a warranty covering manufacturing defects. Warranty length and coverage details vary by product and are listed on the product page. If you ever have a concern, our support team is here to help.

