Description
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Give your Audi A5 a dramatic rear-end transformation with the GCA Performance Carbon Fiber Rear Diffuser with Integrated LED Brake Light, designed specifically for 2013–2017 B8.5 Audi A5 Non S-Line models.
Developed to provide premium styling, exceptional fitment, and a motorsport-inspired appearance, this rear diffuser instantly enhances the visual presence of your Audi while maintaining an OEM-plus look. Featuring an integrated LED brake light and aggressive quad-exhaust design, it delivers the perfect balance between modern styling and performance-inspired aesthetics.
Constructed from genuine carbon fiber, this diffuser utilizes a premium 2x2 carbon fiber weave and is finished with a high-gloss UV-resistant clear coat for long-lasting protection against fading, discoloration, and environmental exposure. The result is a premium finish that complements the factory body lines while adding a more aggressive and refined appearance.
After extensive supplier testing and product development, GCA Performance selected a diffuser that delivers outstanding fitment, superior craftsmanship, and long-term durability. The integrated LED brake light adds a modern performance-inspired touch that enhances visibility while creating a unique rear-end appearance.
Designed exclusively for Non S-Line B8.5 Audi A5 models, this diffuser is engineered for precise fitment and is supplied with mounting hardware and automotive-grade 3M tape for installation.
Features & Benefits
- Designed specifically for 2013–2017 Audi A5 B8.5 Non S-Line models
- Integrated LED brake light for enhanced styling
- Aggressive quad-exhaust diffuser design
- Premium real carbon fiber construction
- Authentic 2x2 carbon fiber weave
- High-gloss UV-protected clear coat finish
- Lightweight and durable design
- Enhances rear-end appearance and road presence
- OEM-plus styling with motorsport-inspired details
- Excellent fitment and finish quality
- Engineered by GCA Performance
Specifications
- Vehicle Fitment: 2013–2017 Audi A5 Non S-Line
- Chassis: B8.5
- Material: Real Carbon Fiber
- Carbon Fiber Weave: 2x2 Twill Weave
- Finish: Gloss UV-Protective Clear Coat
- Brake Light: Integrated LED Brake Light
- Exhaust Configuration: Quad Exhaust Cut-Out Only
- Installation Method: Bolts and 3M Automotive Tape
- Installation Requirement: Professional Installation Recommended
What's Included
- Carbon Fiber Rear Diffuser
- Integrated LED Brake Light Assembly
- Mounting Hardware
- Automotive-Grade 3M Tape
- Installation Components
Fitment Notes
- Fits 2013–2017 Audi A5 B8.5 Non S-Line models only
- Does NOT fit S-Line models
- Designed exclusively for quad exhaust configurations
- Professional installation recommended
- Verify vehicle compatibility before ordering
Warranty
Every GCA Performance product is backed by our 1-Year Limited Warranty, providing protection against manufacturing defects and workmanship issues for added confidence and peace of mind.
Why Upgrade Your Audi A5 Rear Diffuser?
The rear diffuser is one of the most noticeable exterior modifications available for the Audi A5. Upgrading to the GCA Performance Carbon Fiber Rear Diffuser with Integrated LED Brake Light gives your vehicle a more aggressive, modern appearance while highlighting the performance character of the B8.5 platform. With genuine carbon fiber construction, a premium gloss finish, and a unique LED brake light design, this upgrade transforms the rear profile of your Audi into something truly distinctive.
