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Complete your front-end upgrade with our Carbon Fiber Twin Lower Air Ducts. Designed to drop into the lower bumper inlets of the G8X, these true carbon fiber ducts sharpen aesthetics and boost airflow—merging purpose-driven design with OEM fit.
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Key Features
• Set of two ducts crafted to fill lower bumper inlets
• Made from real carbon fiber with a 2×2 twill weave pattern
• Finished with UV-resistant gloss clear coat for durability
• Designed for direct installation on OEM G8X bumpers — no trimming or modification necessary
• Lightweight and robust—a perfect daily driver or street-performance enhancement
• Matte and forged carbon finishes available upon request
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Compatible Models
• BMW G80 M3 Sedan (2021–2025) — Base & Competition
• BMW G82 M4 Coupe (2021–2025) — Base & Competition
Precisely engineered for the 2021+ G8X front bumper layout. Not compatible with non-M variants or aftermarket bumpers unless specifically noted.
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What’s Included
• (2) Carbon Fiber Lower Air Ducts (Left & Right)
• Installation hardware not included on most products
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Why Buy From Eterna Motorworks
Eterna Motorworks sets the standard in premium aftermarket parts. With over a decade of hands-on expertise, we provide enthusiasts and pro builders with precision, performance-quality styling, and unmatched fitment. Each product meets our rigorous standards for aesthetic and functional durability—on the street and on the track.
If your build demands excellence—welcome to the team.
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Professional installation is highly recommended.
Installation hardware not included on most products.
For full fitment, installation, and store policy details, please refer to our policies before purchasing.
Worldwide shipping available upon request.
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Your next mod starts here. Upgrade the build the right way with Eterna Motorworks.
Pairs well with

Carbon Fiber Lower Air Ducts – BMW G80 M3 / G82 M4 | Eterna Motorworks
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Quick Answers
Will this fit my vehicle?
This part is made for the models listed above. If you’re unsure, send us your year, make, and model and we’ll confirm fitment for you.
What’s included?
You’ll receive exactly what’s shown. Hardware is not included unless the product description says otherwise.
How’s the install?
We recommend professional installation. If you’re local, you can book an install with us directly. Some parts may need trimming, drilling, or adjustment depending on your setup.
Do you ship internationally?
Yes, we ship worldwide. Contact us if you need help placing an international order.
Still have questions?
Reach out anytime. We’re here to help before and after your order.
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