2009-2011 For Audi A5 S5 B8 2 Door Coupe Carbon Fiber Rear Bumper Diffuser With Tailpipe exhaust tips

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Regular price $699.99
Sale price $699.99
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Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

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Product Description

Overview

Transform the rear profile of your 2009–2011 Audi A5 or S5 B8 2-door Coupe with this premium real carbon fiber S5 style rear bumper diffuser. Designed specifically for the pre-facelift B8 platform (2009–2011), this diffuser adds an aggressive, OEM+ inspired look while improving rear-end aerodynamics—featuring a genuine carbon fiber diffuser and exhaust tips .

Complete S5 Style Rear Conversion Kit: This kit includes everything you need for a complete rear-end transformation – carbon fiber diffuser and exhaust tips. The diffuser transforms the look from stock to standout, perfect for an OEM+ upgrade .

The B8 generation brought sleek styling to the A5/S5 lineup. This carbon fiber rear diffuser delivers the aggressive rear‑end design cues of the S5—larger air intakes, carbon fiber accents, and sportier exhaust finishers—for your A5, A5 S‑Line, or S5.

Important Fitment Note: This diffuser is specifically designed for the B8 pre-facelift 2-door Coupe (2009–2011). It will NOT fit B8.5 facelift models (2012–2016) as the rear bumpers are different between generations .

Serving both individual enthusiasts (B2C) and businesses (B2B):
✅ US warehouse for fast shipping
✅ CE certified for quality assurance
✅ 1‑year warranty for peace of mind
✅ Factory direct – competitive pricing
✅ Dropshipping & wholesale programs available
✅ Custom OEM/ODM orders welcome


5 Key Features

1. Genuine Real Carbon Fiber Construction
Manufactured from 100% authentic 3K carbon fiber – not hydro-dipped or imitation . Premium high-gloss UV-resistant clear coat protects against yellowing and weather damage. Carbon fiber is lightweight yet extremely durable, offering superior strength and heat resistance while being significantly lighter than ABS plastic .

2. S5 Style Aggressive Design
Authentic S5‑inspired design with honeycomb mesh accents. The aerodynamic design channels airflow to reduce drag and improve high-speed stability . This diffuser brings the aggressive yet refined look of the S5 to your A5, giving it a much-needed visual boost without overcomplicating the rear end .

3. Complete All‑in‑One Rear Diffuser Kit
All‑in‑one conversion kit includes carbon fiber rear diffuser main body and exhaust tips. Everything you need for a full rear-end S5 style transformation.

4. Perfect Fitment for B8 Coupe (2009–2011)
Designed specifically for the Audi A5/S5 B8 2-door Coupe (2009–2011) . Moulded directly from genuine versions for precise fitment . Fits S5 and S-Line bumper models.

5. CE Certified with 1‑Year Warranty
This product is CE certified – meets European safety and quality standards. Backed by our 1‑year warranty against manufacturing defects. Our factory direct model ensures quality control and competitive pricing.

Specifications

Specification Details
Vehicle Fitment Audi A5 / S5 B8 (Pre-Facelift) – 2-Door Coupe ONLY
Model Years 2009, 2010, 2011 
Chassis Code B8 (Typ 8T)
Body Style 2-Door Coupe 
Trim Compatibility S5 (All trims), A5 S‑Line, A5 Standard (verify fitment) 
Material 100% Authentic 3K Carbon Fiber / Forged Carbon / ABS (optional) 
Weave Pattern 2×2 Twill Carbon Weave 
Finish High-gloss UV-resistant clear coat 
Style S5 Look / S5 Style Conversion / OEM+ 
Aerodynamic Benefit Drag reduction, improved high-speed stability 
Certification CE Certified
Kit Includes Rear diffuser main body (carbon fiber), exhaust tips (set), mounting hardware kit, installation guide
Warranty 1 Year (manufacturing defects)
Country of Origin Factory direct – quality controlled from source

What's in the Box

    • 1 × Real carbon fiber rear diffuser main body 

    • 1 × Set of exhaust tips (S5 style)

Shipping & Returns

 20-Year Specialization: 158000+ bumpers installed since 2006.

  • Shipping: Worldwide delivery. In-stock US orders ship within 1-3 business days. International orders: 22-25 business days. Free shipping & no sales tax(Continental US only).

  • Returns: If the kit does not fit, arrives damaged, or you are unsatisfied, return it within 15 days as long as it remains uninstalled and unpainted – free return shipping for genuine fitment issues. Combined with our 1-year warranty, this risk-free policy gives body shops, resellers, and DIYers complete confidence when ordering For Audi facelift kits. Contact us for wholesale pricing and US stock availability.

  • Warranty: 1-year warranty against manufacturing defects.

  • Note:If you encounter installation problems, please rest assured that we will provide you with installation assistance services.

    You need to save the unsuccessful videos and pictures as soon as possible. We will help you according to the information you provide and tell you the correct installation method or return service. But please rest assured that we have more than 15 years of experience, and all the problems in the installation of products can be solved at present, and you can buy insurance to improve safety.

Frequently Asked Questions

Q1: Does this fit my 2009–2011 Audi A5 or S5?

A: Yes, if your vehicle is the B8 pre-facelift 2-door Coupe (2009–2011). This diffuser will NOT fit B8.5 facelift models (2012–2016) as the rear bumpers are different between generations . Contact us with your VIN for confirmation.

Q2: Will this fit my Cabriolet or Sportback?

A: No. This diffuser is specifically designed for the 2-door Coupe body style only. The Cabriolet and Sportback have different rear bumper profiles .

Q3: Is this real carbon fiber or just a pattern?

A: This is 100% authentic 3K carbon fiber with a high-gloss UV-resistant clear coat – not a hydro-dipped imitation . We use high-quality carbon fiber for strength and durability .

Q4: Does this kit include exhaust tips?

A: Yes! The complete kit includes a set of S5 style exhaust tips designed to match the diffuser.

Q5: Will this fit my standard (non S-Line) A5?

A: This diffuser is designed for S5 and S-Line bumpers. For standard (non S-Line) A5 models, please contact us with your VIN for fitment confirmation. Some aftermarket options are available for non S-Line models, but fitment verification is required .

Q6: What is the difference between B8 and B8.5?

A: The B8 (2009–2011) and B8.5 (2012–2016) have different rear bumpers. This diffuser is designed for B8 ONLY. It will NOT fit B8.5 models .

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