Audi 8Y S3 Carbon Fibre LED Rear Diffuser

Elevate the rear presence of your Audi S3 8Y with this premium Carbon Fibre LED Rear Diffuser, engineered to deliver an aggressive performance aesthetic while maintaining perfect OEM fitment. Featuring a striking integrated centre LED light and bold aerodynamic fins, this diffuser enhances both style and visibility with a distinctive motorsport-inspired look.

Constructed from genuine carbon fibre, this upgrade offers exceptional rigidity, reduced weight, and a high-gloss UV-resistant finish that transforms your S3 into a sharper, more dynamic expression of performance.

Key Features

Integrated LED Brake/Fog Light

• High-visibility centre LED strip for improved rear illumination.

• Enhances safety while delivering a unique motorsport light signature.

Aggressive Aerodynamic Styling

• Deep fins and sculpted contours give the S3 a wider, more aggressive stance.

• Designed to complement OEM styling without appearing overly aftermarket.

Genuine Carbon Fibre Construction

• Lightweight, durable construction with a premium gloss finish.

• UV and heat resistant to prevent yellowing, cracking, or fading over time.

Direct OEM Fitment

• Precision moulded for the Audi S3 8Y.

• Installs using factory mounting points with no cutting or modifications required.

Compatible With Stock & Aftermarket Exhaust Systems

• Fits factory valved exhaust tips.

• Designed to accommodate larger performance exhaust upgrades.

Benefits

• Enhances rear-end aggression and aerodynamic presence

• Adds premium LED styling for improved visibility

• Lightweight, durable genuine carbon fibre construction

• Direct bolt-on installation

• Pairs perfectly with valved or aftermarket exhaust systems

Vehicle Fitment

Audi S3 8Y (2021+)
Hatchback (Sportback) & Sedan

Why Choose Proven Performance Parts

We specialise in high-performance parts for European vehicles — particularly Volkswagen GTI & R models, Audi S/RS, and other VAG platforms. Every product we offer is carefully selected for its quality, fitment, and real-world performance — tested by enthusiasts, for enthusiasts.