AUDI A4/S4 B9 DRY CARBON FIBER REAR DIFFUSER + REAR BUMPER CORNER EXTENSIONS

Upgrade the rear styling of your Audi A4/S4 B9 with this premium dry carbon fiber rear diffuser and rear bumper corner extension package. Designed to create a wider, more aggressive rear appearance, this carbon fiber aero upgrade delivers a motorsport-inspired look while maintaining a refined OEM+ style.

Manufactured from high-quality dry carbon fiber, this rear diffuser features a lightweight construction, precision carbon weave pattern, and high-gloss UV-resistant clear coating. The integrated diffuser fins enhance the sporty character of the rear bumper, while the additional rear bumper corner extensions provide a more extended and dynamic rear profile.

The complete package creates a seamless carbon fiber appearance across the lower rear bumper area, improving the visual stance and adding a premium performance aesthetic to your Audi.

Precision molded for Audi A4/S4 B9 rear bumper applications, this kit is designed for excellent fitment and clean integration with the factory body lines.

Professional installation is recommended for the best fit and finish.

PRODUCT SPECIFICATION

• 
  Premium Dry Carbon Fiber Construction
  
• 
  Rear Diffuser + Rear Bumper Corner Extensions Package
  
• 
  Real Carbon Fiber Weave Finish
  
• 
  Lightweight Performance Design
  
• 
  High Gloss UV Protective Clear Coat
  
• 
  Aerodynamic Rear Styling Upgrade
  
• 
  Aggressive Motorsport Inspired Design
  
• 
  Integrated Rear Diffuser Fins
  
• 
  OEM+ Fitment Style
  
• 
  Enhances Rear Vehicle Width Appearance
  
• 
  Precision Molded Carbon Fiber Components
  

COMPATIBILITY

Fits:

• 
  Audi A4 B9 2016-2024
  
• 
  Audi S4 B9 2016-2024
  

Compatible Models:

• 
  Audi A4 B9 Sedan
  
• 
  Audi S4 B9 Sedan
  

Designed for OEM rear bumper configurations.

Please confirm your rear bumper style and exhaust setup before ordering.

WHAT'S IN THE BOX?

• 
  1 × Dry Carbon Fiber Rear Diffuser
  
• 
  1 × Pair of Dry Carbon Fiber Rear Bumper Corner Extensions
  
• 
  Installation Accessories (depending on production batch)