Audi A4 B9 Avant (2017-2019) Carbon Fiber Diffuser – Performance Diffuser Extension Aluminum anodized black for durability

anodized black for durability

CNC-machined from 6061 billet aluminum

Crystal Black Finish - Sophisticated coloring provides distinctive appearance while maintaining optimal light output

Prioritizes comfort and ride quality with rubber top mounts

Select your vehicle model (LCI or Pre-LCI)

Audi A4 B9 Avant (2017-2019) Carbon Fiber Diffuser – Performance Diffuser Extension Aluminum anodized black for durabilityThe Audi A4 B9 Avant blends performance and practicality but the rear end deserves the same aggressive attention as the front. This carbon fiber rear diffuser extension is designed to enhance the lower bumper profile, adding sharper definition and a more performance inspired finish to your Avant build. Precision engineered using advanced molding techniques, this rear lip follows the factory bumper lines for a clean OEM+ appearance while giving the car