Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Upgrade the rear styling of your 2021+ Audi A3 or S3 with our GCA Performance Carbon Fiber Rear Diffuser. Designed by German Car Accessories, this premium diffuser enhances both aesthetics and aerodynamic efficiency, delivering a more aggressive and motorsport-inspired rear-end appearance for the 8Y platform.
Engineered for the A3 and S3 S Line models, this diffuser improves airflow management around the rear bumper area while adding a more planted, performance-focused stance. The result is a sharper, wider visual profile that perfectly complements the factory body lines.
Constructed from high-quality 2x2 weave carbon fiber, this diffuser combines lightweight durability with a high-gloss UV-protective finish to resist fading and maintain its premium look over time. Designed for OEM-style fitment, it integrates seamlessly with factory mounting points while requiring no structural modifications.
Key Features
- GCA Performance carbon fiber rear diffuser for Audi A3/S3 8Y
- Aggressive motorsport-inspired rear-end styling
- Improved rear airflow and visual stance
- Premium 2x2 weave carbon fiber construction
- High-gloss UV protective clear coat finish
- OEM-style fitment and seamless integration
- Designed specifically for S Line rear bumpers
- Quad exhaust cut-out design
- Bolt-on installation with 3M tape support
- Professional installation recommended
- Fully reversible installation
- Backed by a 1-Year Warranty
Specifications
Vehicle Fitment
- 2021 Audi A3 S Line / S3 (8Y)
- 2022 Audi A3 S Line / S3 (8Y)
- 2023 Audi A3 S Line / S3 (8Y)
- 2024 Audi A3 S Line / S3 (8Y)
- 2025 Audi A3 S Line / S3 (8Y)
- 2026 Audi A3 S Line / S3 (8Y)
Fitment Note
- Does NOT fit non–S Line A3 models
Material
- Real Carbon Fiber (2x2 Weave)
Finish
- Gloss UV-Protective Clear Coat
Installation
- Bolt-on + 3M tape assist
- Professional installation recommended
- Fully reversible
