Apex Aero Design Rear Diffuser Gloss Black (ABS) – Sporty Styling for Audi A3 S-Line 8Y Sedan Facelift (2020-2024)

The Apex Aero Design rear diffuser transforms the styling of the Audi A3 S-Line 8Y Sedan (2020-2024) with an aggressive competition-inspired design. Manufactured from high-quality ABS with a gloss black finish, it delivers precise fitment thanks to 3D scanning and installs without drilling into the factory bumper.

Features

• High-impact ABS plastic – Withstands minor impacts and resists UV degradation without warping.
• Factory gloss black finish – Ready to install, no additional painting required.
• Exact fitment via 3D scanning – Purpose-designed for the A3 8Y Sedan S-Line bumper.
• Installation with included 3M tape – Quick and secure mounting without drilling, suitable for DIY installation.
• Weather resistance – Ready for extreme temperatures and harsh conditions.

Technical specifications

• Material: Flexible, durable ABS plastic
• Finish: Piano Black / Gloss
• Body style: Sedan
• Mounting method: Automotive-grade 3M adhesive tape (included)

Compatibility

• Models: Audi A3 S-Line 8Y Facelift
• Versions: Sedan only (requires S-Line package)
• Years: 2020, 2021, 2022, 2023, 2024
• Engines: All engine variants and trim levels

Why choose Apex Aero Design

Unlike factory diffusers, this model adds depth and sporty character to the rear of the vehicle. Compared to fiberglass alternatives, ABS won't crack from vibrations and maintains its uniform gloss for years without special maintenance.

FAQ

• Does it fit the Sportback version? No, this diffuser is designed specifically for the A3 S-Line 8Y Sedan body style.
• Do I need professional tools? No, installation is done with the included 3M tape following basic cleaning and alignment steps.
• Can it be painted? Yes, although it comes in gloss black, the ABS can be painted if a different color is desired.

Installation instructions

1. Clean the bumper surface with isopropyl alcohol.
2. Dry-fit the piece to verify alignment.
3. Remove the protective backing from the 3M tape.
4. Align and press the diffuser firmly against the bumper.
5. Avoid washing and high speeds for the following 24 hours.

Package contents

• 1x Apex Aero Design rear diffuser (Rear Valance)
• High-strength double-sided 3M adhesive tape

Shipping & warranty

In-stock product with fast shipping. Full compatibility guarantee with specified models.