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Top-Shelf Mods, Designed for the Enthusiast

Carbon Fiber Rear Diffuser - Audi S3 / A3 S Line

Sale price$1,009.99 Regular price$1,160.99

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  • 2021 - Present Audi S3 / A3 S Line Sedan

Carbon Fiber Rear Diffuser - Audi S3 / A3 S Line
Carbon Fiber Rear Diffuser - Audi S3 / A3 S Line Sale price$1,009.99 Regular price$1,160.99

Benefits Of Carbon Fiber

Why carbon fiber?

  1. Weight Reduction: Compared to traditional materials like steel or aluminum, carbon fiber components can be up to 70% lighter.

  2. Enhanced Strength: Carbon fiber combines lightweight and high strength, offering an excellent strength-to-weight ratio ideal for durability.

  3. Aerodynamic Benefits: Carbon fiber improves aerodynamics by enhancing stability and downforce at high speeds.

  4. Visual Appeal: Beyond its functional benefits, carbon fiber is visually captivating as its distinctive weave pattern and glossy finish elevate the aesthetics of any car.

Where Are We Located?

18102 Sky Park Circle Suite L Bldg 52, Irvine, CA 92614

  1. Hassle-Free Installation: Let us take the work off your hands with our professional installation services so you can enjoy your purchase without any hassle.

  2. Tailored Services: Experience personalized care and support that goes the extra mile to ensure your satisfaction.

  3. Convenient Pick-Up Options: Choose our pick-up service for a fast and easy way to get your purchases.

Free shipping

Free worldwide shipping for orders over $100

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We are available Monday through Friday to help you.

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Rigorously tested to ensure superior quality and fitment

Dominate the road

  1. Personalized Perfection: Dive into the world of unmatched personalization with Bimmer Plug and transform your vehicle to mirror your unique taste and lifestyle.

  2. Performance Enhanced: Elevate your driving experience with strategic upgrades. Bimmer Plug ensures a noticeable boost in aesthetic, handling, and efficiency.

  3. Artistic Transformation: With Bimmer Plug, your luxury vehicle becomes more than just a mode of transport; it's a work of art.


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Introducing the Carbon Fiber Rear Diffuser for Audi S3 / A3 S Line by Bimmer Plug. Elevate the style and performance of your Audi with this stunning carbon fiber upgrade. Crafted from high-end carbon fiber material, this rear diffuser combines lightweight construction with unmatched strength.

Designed specifically for Audi S3 / A3 S Line models, this Carbon Fiber Rear Diffuser seamlessly integrates with your vehicle's rear bumper, adding a touch of sophistication and aggressiveness to its overall look. The carbon fiber construction enhances the visual appeal and improves aerodynamics, reducing drag and increasing stability at higher speeds. 

Not only does this rear diffuser enhance your Audi's visual appeal, but it also improves its performance. The lightweight carbon fiber material reduces weight, enhancing agility and responsiveness. Experience improved handling and increased downforce, allowing you to navigate corners with confidence and precision. The Carbon Fiber Rear Diffuser by Bimmer Plug is precision-engineered to ensure a flawless fit and easy installation. Its sleek lines and bold design perfectly complement the existing style of your Audi, making it stand out from the crowd. 

Upgrade your Audi S3 / A3 S Line with the Carbon Fiber Rear Diffuser by Bimmer Plug and enjoy the perfect fusion of style, performance, and quality. 

This product is custom-made to order. Please allow 1-3 weeks for production and 1-2 weeks for delivery.

Please note that custom-made products cannot be exchanged or returned.   

  • Lightweight and Durable: The Carbon Fiber Rear Diffuser by Bimmer Plug is expertly crafted using high-quality wet carbon fiber material. This ensures a lightweight construction without compromising durability, improving performance and longevity.

  • Striking Design: Make a bold statement on the road with our Carbon Fiber Rear Diffuser. Its unique design and premium finish add elegance and exclusivity to your Audi, setting it apart. Stand out from the crowd with this eye-catching upgrade.

  • Enhanced Aerodynamics: The aerodynamic design of our Carbon Fiber Rear Diffuser not only adds a sleek and sporty aesthetic but also improves your vehicle's performance. It reduces drag and enhances airflow, resulting in increased stability and improved handling at higher speeds.

  • Effortless Installation: The Bimmer Plug Carbon Fiber Rear Diffuser has the necessary hardware to mount it to your Audi S3 or A3 S Line without hassle. No complex modifications or professional assistance is required. 

  • 1 unit of the Carbon Fiber Rear Diffuser 
  • 2021 - Present Audi S3 / A3 S Line Sedan