Take Control: Upgrade Your G8X M3 or M4 xDrive with CarBahn’s Adjustable Anti-Roll Bar Kit
If you're pushing your BMW M3 or M4 xDrive to its limits—on the street or at the track—you already know the stock sway bars leave room for improvement. Whether you're battling body roll in high-speed corners or craving sharper turn-in response, CarBahn's Adjustable Anti-Roll Bar Kit is the performance upgrade you've been waiting for.
Unlock True Handling Precision
The CarBahn Adjustable Anti-Roll Bar Kit is engineered specifically for G80, G82, and G83 BMW xDrive chassis, including the M3 Competition xDrive, M4 Competition xDrive, M3 CS, and M4 CS. This kit provides up to 40% more roll stiffness, giving you enhanced cornering ability and a more stable, confident driving experience.
Made from 5160 high-carbon chromium spring steel, this isn't a cosmetic mod—it's a precision tool built for aggressive drivers who expect more from their M car.
Why Serious BMW Drivers Choose CarBahn
Every inch of this kit is designed for performance without compromise. Here’s what sets it apart:
1. 4-Point Adjustability
Fine-tune your handling characteristics with a wide range of stiffness options. Dial in your setup for the track, then soften it up for the commute—no sacrifices required.
2. Track-Ready Materials
Crafted from high-strength 5160 spring steel, these sway bars are stronger and more resilient than OEM parts, resisting fatigue under extreme loads.
3. Street + Track Versatility
Unlike one-size-fits-all solutions, CarBahn’s bars are optimized for xDrive models—giving you confidence on back roads and razor-sharp response at the apex.
4. Engineered by BMW Experts
Designed by CarBahn’s team of BMW performance specialists, this kit reflects decades of motorsport and street tuning experience.
Built for G8X xDrive Models (2021–2025)
Fitment Includes:
M3 Competition xDrive (G80)
M4 Competition xDrive (G82)
M3 CS
M4 CS (G83)
Coupe, Sedan, and Convertible body styles
Transmission: Manual & Automatic
Installation Time: Approx. 7 hours (Professional installation recommended)
Part Number: CBB12-24-3015
Don’t Let Body Roll Steal Your Line
When you're putting down serious power with BMW’s xDrive system, you need suspension components that can keep up. The CarBahn Adjustable Anti-Roll Bar Kit delivers improved balance, flatter cornering, and a more connected feel—exactly what you want from a precision driving machine.
Order Your CarBahn Anti-Roll Bar Kit Today
Feel the difference in every corner.
Click below to add to cart and start transforming your driving experience today.
Buy Now – CarBahn Adjustable Anti-Roll Bar Kit
Frequently Asked Questions
Q: Will this fit my 2024 BMW M3 Competition xDrive?
Yes. This kit fits 2021–2025 BMW G80 M3 and G82/G83 M4 xDrive variants, including CS models.
Learn More About These Special BMWs
Q: How adjustable is the kit?
You can tune roll stiffness from 25% to 40% over stock levels via a 4-point adjustment system.
Q: Is this kit daily-drivable?
Absolutely. It's designed for both street comfort and track performance—with no compromise in ride quality.
Q: Do I need to modify my suspension or chassis?
No. The kit is a direct-fit upgrade, and no permanent modifications are required.