Audi A4 B9 Carbon Fibre S4 Rear Trunk Spoiler

Transform the rear end of your Audi A4 with this precision-crafted carbon fibre boot spoiler, styled after the iconic S4 silhouette. The sculpted profile adds a pronounced, purposeful edge to the sedan's roofline, elevating its stance from refined executive to genuinely track-inspired — without sacrificing the car's inherent sophistication.

Hand-laid from premium carbon fibre and finished in a high-gloss clear coat, this spoiler delivers a stunning visual depth that catches the light at every angle. The tight weave pattern is a hallmark of quality construction, lending the part a jewel-like finish that integrates seamlessly with the A4's fastback profile.

Engineered using 3D design and CNC-moulded tooling, every unit is test-fitted on the actual vehicle to ensure OEM-grade panel alignment and a clean, gap-free installation. No cutting, no drilling — simply a direct, factory-quality fitment that looks as though it was always there.

Whether you're building a subtle weekend sleeper or a full aero upgrade, this carbon fibre boot spoiler is the perfect finishing touch. Add it to your build today and experience the difference that genuine quality makes.

Audi A4 B9 S-Line / S4 Sedan (2017-2019)

3x3 Twill Weave Carbon Fibre with Gloss Clearcoat, CNC Moulded

Vanté ships worldwide. All international orders include DDP shipping (Delivered Duty Paid) — no import duties, customs fees, or unexpected charges on delivery. What you pay at checkout is what you pay, wherever you are. A small number of products are exempt from this; please contact us if in doubt.

Delivery estimates

Estimated delivery dates are shown on each product page and reflect the full manufacturing and shipping timeline. These are accurate to each product type and updated regularly.

Manufactured to order

The majority of our catalogue is produced to order. This ensures every component is made fresh to specification. Delivery estimates on each product page account for this production time in full.

Express shipping

Express shipping is available on selected products and will appear as an option at checkout where applicable.

Stock availability

Occasionally items may be available for faster dispatch from existing stock. If you need a part urgently, reach out before ordering and we'll confirm availability.

Vanté Automotive does not accept any liability for damage caused to a vehicle during installation of this product. Professional installation is recommended for all products. By purchasing this product you agree to these terms.