Audi S4 rear diffuser pipe for Audi A4L S line 20-24

Core upgrade value

The S4-style rear diffuser duct designed specifically for the 2020-2024 Audi A4L S series models provides dual performance improvements:

Visual evolution - replicating the design language of the Audi S4 performance model

Aerodynamic optimization - improving airflow guidance and reducing wind resistance

Core functional advantages

Aesthetic upgrade

✓ Seamless integration with the original S series rear bumper

✓ Creating a coordinated and unified sporty tail profile

✓ Strengthening the design genes of Audi performance models

Performance improvement

✓ Optimizing chassis airflow guidance efficiency

✓ Reducing air resistance at high speeds

✓ Enhancing vehicle driving stability

Precise adaptation characteristics

Exclusive model coverage

Only compatible with the 2020-2024 Audi A4L S series models

Retaining the original sensor function and exhaust layout

Engineering-level fit

✓ Precise correspondence between the original holes

✓ Replacement installation without cutting or welding

Easy installation

Standardized disassembly and assembly process (specialized tools required)

Compatible with original factory fixing points

No need to reset the vehicle electronic system

Ultimate upgrade significance：

This is not only an appearance upgrade - it also injects the performance gene of Audi S4 into your A4L S series. By optimizing airflow management, the high-speed driving texture and visual aggressiveness are significantly improved while maintaining daily practicality.