Phoenyx Design Carbon Fiber Rear Diffuser with LED Brake Light (20172023 McLaren 720S Coupe | 720S Spider & 20242025 McLaren 750S Coupe | 750S Spider)
Dry Carbon Fiber Rear Diffuser for McLaren 720S & 750S
The Phoenyx Design Carbon Fiber Rear Diffuser with LED Brake Light delivers a bold motorsport-inspired upgrade for the McLaren 720S and 750S platforms. Designed to enhance rear-end styling while adding a modern performance-focused touch, this diffuser transforms the factory look with aggressive carbon fiber detail.
Crafted from 100% dry carbon fiber, this rear diffuser offers exceptional strength-to-weight performance and precise surface definition. A high-gloss UV protectant clear coat helps protect the carbon fiber from fading and wear, while the 2x2 carbon fiber weave delivers a premium OEM-plus appearance that integrates seamlessly with McLarens factory carbon components.
This diffuser features an integrated LED brake light for a race-inspired aesthetic and installs using all necessary mounting hardware for a secure, factory-style fit. For customers seeking further customization, Phoenyx Design offers multiple carbon fiber finish options, including forged carbon, matte carbon, colored carbon finishes (blue, red, green, and more), and an optional 1x1 carbon fiber weave.
Performance & Styling Highlights
- 100% dry carbon fiber construction
- Lightweight design with excellent structural integrity
- Integrated LED brake light for motorsport-inspired styling
- 2x2 carbon fiber weave for a premium factory-style finish
- Gloss UV protectant clear coat for long-term durability
- Enhances rear-end appearance with an aggressive, performance-focused look
- Includes all required mounting hardware
Quick Specs
- Application: McLaren 720S / 750S
- Model Years: 2017 2018 2019 2020 2021 2022 2023 2024 2025
- Material: 100% Dry Carbon Fiber
- Finish: Gloss UV Protectant Clear Coat
- Carbon Fiber Weave: 2x2
- Lighting: Integrated LED Brake Light
Fitment
- 2017 McLaren 720S Coupe
- 2018 McLaren 720S Coupe
- 2019 McLaren 720S Coupe
- 2020 McLaren 720S Coupe
- 2021 McLaren 720S Coupe
- 2022 McLaren 720S Coupe
- 2023 McLaren 720S Coupe
- 2017 McLaren 720S Spider
- 2018 McLaren 720S Spider
- 2019 McLaren 720S Spider
- 2020 McLaren 720S Spider
- 2021 McLaren 720S Spider
- 2022 McLaren 720S Spider
- 2023 McLaren 720S Spider
- 2024 McLaren 750S Coupe
- 2025 McLaren 750S Coupe
- 2024 McLaren 750S Spider
- 2025 McLaren 750S Spider
Frequently Asked Questions
Is this rear diffuser made from real dry carbon fiber?
Yes. This rear diffuser is constructed from 100% dry carbon fiber, offering superior strength, reduced weight, and high-quality surface finish.
Does this diffuser include the LED brake light and mounting hardware?
Yes. This rear diffuser features an integrated LED brake light and includes all necessary mounting hardware for proper installation.
Why Buy from Beefcake Racing?
Beefcake Racing is your trusted source for premium McLaren performance and carbon fiber upgrades. Our experienced team is here to help you build your 720S or 750S the right way. Contact us at sales@beefcakeracing.com or call 1-855-827-7223.
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