

F10 M5 Style Carbon Fiber Rear Bumper Diffuser – BMW F10 5 Series
Give your F10 5 Series a purposeful motorsport upgrade with this M5-style carbon fiber rear diffuser. Crafted from real 2x2 twill-weave carbon fiber and finished with a UV-resistant gloss, it delivers aggressive rear validation with factory-level integration. Designed to follow the F10 M‑Sport bumper architecture, this one-piece diffuser adds visual and aerodynamic depth without compromising OEM lines.
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Key Features
• M5-inspired diffuser with deep, segmented fins
• Constructed from real carbon fiber with a 2x2 twill weave pattern
• High-gloss, UV-resistant clear coat ensures long-term clarity
• Molded for precision fit on F10 M‑Sport rear bumpers — no trimming required
• Lightweight and rigid for reliable adhesion
• Matte or forged carbon finish options available upon request
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Compatible Models
• BMW F10 5 Series Sedan (2011–2016) equipped with factory M-Sport rear bumper
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What’s Included
• (1) F10 M5 Style Carbon Fiber Rear Bumper Diffuser (Single-piece)
• Installation hardware not included on most products
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Why Buy From Eterna Motorworks
Eterna Motorworks is the standard in premium aftermarket automotive parts and services. With over a decade of hands-on experience, we’ve earned the trust of enthusiasts and professional builders worldwide by delivering unmatched quality, precision fitment, and long-term credibility. Every part and service we offer is curated to meet the highest expectations in styling, performance, and reliability — both on the road and in the shop.
If you’re searching for a trusted partner to set your build apart — 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.
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F10 M5 Style Carbon Fiber Rear Bumper Diffuser – BMW F10 5 Series
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Product Questions
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 difficult is installation?
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.
How do I confirm fitment before ordering?
Fitment details are listed on each product page. If you’re unsure or your build has unique specs, submit the form and our team will verify compatibility before you order.
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With over a decade of hands on experience, a growing portfolio of award winning show builds, and direct relationships with top-tier brands, we make sure you get premium products, trusted service, and real automotive expertise. Our team has built multiple award winning vehicles featured at top tier shows like SEMA and Bimmer Invasion. Everything we offer is tested, trusted, and backed by real world experience.
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.

