GTR Swan Neck Wing – BMW G80 M3 / G82 M4
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Explore Premier FinancingOriginally developed under Eterna Bespoke, the in-house product development division of Eterna Motorworks, the GTR Swan Neck Wing made its debut as part of the G80 M3 GTR Widebody Program. It is now available independently for both the BMW G80 M3 and G82 M4 and can be installed on standard-body vehicles without the GTR Widebody Kit.
The wing features a carbon fiber main element supported by black anodized aluminum uprights and mounting brackets, with V1 FRP end plates completing the assembly. Its elevated swan neck configuration retains the proportions and design language established through the original GTR Program.
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Key Features:
• Originally developed for the G80 M3 GTR Widebody Program
• Available as a standalone upgrade for the G80 M3 and G82 M4
• GTR Widebody Kit is not required for installation
• Designed and manufactured in the USA
Available as part of the complete GTR Widebody Program — click here to explore the full conversion.
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Compatible Models:
• BMW G80 M3 (2021–Present, Sedan) – Base & Competition
• BMW G82 M4 (2021–Present, Coupe) – Base & Competition
Designed specifically for the BMW G8X M3 and M4 platforms.
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What’s Included:
• (1) Carbon Fiber Wing
• (2) V1 FRP End Plates
• Black anodized aluminum uprights
• Black anodized aluminum mounting brackets
• Wing assembly hardware
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SHIPPING:
• Worldwide shipping and local pickup available
• Made to order; production and shipping times vary per order
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Professional installation is highly recommended.
Drilling and permanent modification to the trunk are required for installation.
This is a special-order item and cannot be canceled once the order has been placed.
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Why Buy From Eterna Motorworks:
Eterna Motorworks specializes in premium aftermarket automotive parts, vehicle development, and installation. With more than a decade of hands-on experience, we work with enthusiasts and professional builders worldwide to provide carefully selected products with an emphasis on design, fitment, and quality.
Every product we offer is chosen or developed with the same standard we apply to our own builds.
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Your next mod starts here. Upgrade your build the right way with 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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With over a decade of hands-on automotive experience, award-winning builds showcased at events like SEMA and Bimmer Invasion, and established relationships with leading aftermarket brands, Eterna Motorworks brings real industry expertise to every purchase.
We're more than an online parts retailer. We're automotive enthusiasts and builders who understand the products we sell, giving you the confidence to shop with a team that knows the industry firsthand.
Eterna Motorworks can source or special-order nearly any component for your build — OEM-fitment parts, performance upgrades, carbon fiber aero, suspension, wheels, and even bespoke options depending on the platform. Click here to contact our team.