Original price was: $629.99.$569.99Current price is: $569.99.
The Audi B8.5 Carbon Fiber Rear Diffuser is a premium exterior upgrade designed to enhance the sporty appearance of the Audi A5, S5, and S-Line models. Featuring an aggressive Shark Fin style aerodynamic design, this carbon fiber diffuser adds a bold motorsport-inspired look to the rear of the vehicle while maintaining a clean OEM+ aesthetic.
Engineered specifically for the Audi B8.5 platform, the diffuser integrates seamlessly with the factory rear bumper of the A5 and S5. The Audi B8.5 Carbon Fiber Rear Diffuser enhances the rear profile of the vehicle by introducing distinctive aerodynamic fins that create a wider and more performance-focused stance.
Whether you’re upgrading the appearance of your daily driver or completing a full performance-inspired build, this diffuser delivers the perfect balance of premium materials, aggressive styling, and precise vehicle fitment.
The Audi B8.5 Carbon Fiber Rear Diffuser is manufactured using high-quality carbon fiber materials to ensure durability, lightweight construction, and a premium finish.
Carbon fiber is widely used in performance automotive components because of its exceptional characteristics:
Lightweight construction
High structural strength
Long-lasting durability
Resistance to heat, UV exposure, and harsh weather conditions
Premium high-gloss carbon fiber finish
Each diffuser features a precision carbon fiber weave pattern that provides a clean and consistent appearance across the entire component. This attention to detail enhances the sporty styling of the Audi B8.5 platform while maintaining the luxury design language expected from Audi vehicles.
The glossy carbon fiber finish also pairs perfectly with other carbon fiber upgrades such as mirror caps, trunk spoilers, and front lips.
The Shark Fin style design of this Audi B8.5 Carbon Fiber Rear Diffuser is inspired by aggressive motorsport aerodynamics and modern performance builds.
Design highlights include:
Large vertical aerodynamic fins
Aggressive motorsport-inspired styling
Enhanced rear bumper presence
OEM+ integration with factory bumper lines
Sporty performance appearance
The distinctive shark-fin design dramatically improves the visual impact of the rear bumper, making the vehicle appear lower, wider, and more aggressive.
This design not only enhances the aesthetics of the vehicle but also adds a race-inspired appearance that is popular among Audi enthusiasts.
The Audi B8.5 Carbon Fiber Rear Diffuser is engineered specifically for the facelift Audi B8.5 generation to ensure precise fitment and seamless installation.
Audi A5 B8.5 S-Line — 2013–2016
Audi S5 B8.5 — 2013–2016
Because it is designed specifically for these models, the Audi B8.5 Carbon Fiber Rear Diffuser aligns perfectly with the factory rear bumper contours.
⚠️ Designed for B8.5 models with S-Line rear bumper.
Installation of the Audi B8.5 Carbon Fiber Rear Diffuser is straightforward and designed to work with factory bumper mounting points.
Installation features include:
Direct replacement diffuser design
Factory mounting compatibility
Secure mounting points
Clean OEM-style installation
Professional installation is recommended to ensure proper alignment and secure fitment.
The Audi B8.5 Carbon Fiber Rear Diffuser is one of the most impactful upgrades for improving the appearance of your Audi’s rear end.
Benefits include:
More aggressive rear styling
Sportier and wider rear profile
Motorsport-inspired design
Premium carbon fiber finish
Improved road presence
This diffuser pairs perfectly with other exterior upgrades such as:
Carbon fiber trunk spoilers
Carbon fiber mirror caps
Carbon fiber front lips
Carbon fiber side skirts
Together, these upgrades create a complete performance-inspired exterior package for the Audi B8.5 platform.
Orders for the Audi B8.5 Carbon Fiber Rear Diffuser typically require:
2–3 business days for processing
Approximately 2 weeks for shipping
Shipping times may vary depending on destination and product availability.
The Audi B8.5 Carbon Fiber Rear Diffuser delivers the perfect combination of aggressive styling and premium craftsmanship. With its Shark Fin aerodynamic design, lightweight carbon fiber construction, and precise vehicle fitment, it provides a dramatic upgrade to the rear appearance of the Audi A5 and S5.
If you want to give your Audi B8.5 a sharper and more performance-focused look, the Audi B8.5 Carbon Fiber Rear Diffuser is the perfect finishing touch.
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Original price was: $259.99.$219.99Current price is: $219.99.
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